APA Referencing: Complete Guide with Citation and Reference Examples (2026)

Whether you are a first-year undergraduate at the University of Manchester or a postgraduate student at King’s College London, mastering APA referencing is one of the most important academic skills you will develop. Incorrect citations can cost you marks, trigger plagiarism flags and undermine the credibility of your entire submission.

This comprehensive APA referencing guide covers everything you need to know in 2026 from basic in-text citations to the latest guidelines for referencing AI tools like ChatGPT. Written specifically with UK students in mind, this guide uses British examples throughout and follows the APA 7th Edition rules currently in use across most UK universities.

What Is APA Referencing?

APA referencing is a citation and bibliographic style developed by the American Psychological Association. It is widely adopted in academic disciplines such as psychology, nursing, healthcare, business and social sciences and is increasingly used across UK universities as a standard referencing system.

The style requires two components: in-text citations (placed within the body of your work) and a reference list (compiled at the end of your document). Together, these allow readers to identify, locate and verify every source you have used.

APA 7th Edition Explained: Everything Students Need to Know

The 7th Edition of the APA Publication Manual was released in 2019 and remains the current standard as of 2026. Key updates introduced in this edition include:

• Removal of the publisher location for books
• “et al.” now applies from the first citation when a source has three or more authors
• Running heads are no longer required for student papers
• New guidance for referencing digital sources, social media and AI-generated content
• Inclusive language guidelines updated throughout

If your university has not specified an edition, default to APA 7th Edition. Always check your module handbook or ask your academic supervisor to confirm.

Read More: Complete Harvard Referencing Style Guide for UK Students 

Why Accurate Referencing Is Essential for Academic Success

Referencing is not merely a formality it is a core element of academic integrity. Here is why it matters:

• Avoids plagiarism: Properly citing sources demonstrates that you acknowledge the intellectual contributions of others.
• Supports your argument: Well-cited evidence strengthens your academic voice and credibility.
• Enables verification: Readers and markers can trace your sources back to their origins.
• Reflects professional standards: Fields such as nursing, healthcare, and psychology require precise documentation of evidence skills that begin in your university assignments.

Students undertaking a Nursing Assignment Help project, for example, will often be required to cite clinical research using APA referencing style to align with NHS and academic publication standards.

APA Referencing Basics Every Student Should Know

The Author-Date Citation System

APA uses an author-date system. Every in-text citation includes the author’s surname and the year of publication. This format allows the reader to quickly cross-reference the full details in the reference list.

Example: (Smith, 2023)

Understanding In-Text Citations

In-text citations appear within the body of your text immediately after the idea, quote or paraphrase you are referencing. They are enclosed in parentheses and typically follow this structure:

(Author Surname, Year)

For direct quotations, you must also include the page number:

(Author Surname, Year, p. X)

Creating a Reference List

Your reference list appears on a new page at the end of your assignment. It is titled References (not Bibliography), contains only sources cited in your text, and is ordered alphabetically by the first author’s surname.

Parenthetical vs Narrative Citations

• Parenthetical citation: The author and date appear in brackets at the end of the sentence – (Jones, 2022).
• Narrative citation: The author’s name is woven into the sentence – Jones (2022) argues that…

Both are acceptable in APA referencing style; vary your usage to improve readability.

Mastering APA In-Text Citations with Examples

Citing a Single Author

(Brown, 2021)

Citing Two Authors

List both surnames separated by an ampersand when using parenthetical citation:

(Taylor & Patel, 2020)

In a narrative citation, use “and”: Taylor and Patel (2020) found that…

Citing Three or More Authors

Use only the first author’s surname followed by “et al.”:

(Williams et al., 2023)

This applies from the very first citation in APA 7th Edition.

Citing Direct Quotations

Always include the page number for direct quotes:

(Clarke, 2022, p. 47)

If quoting from an e-book or webpage with no page numbers, use paragraph numbers:

(NHS England, 2023, para. 3)

Citing Multiple Sources Together

When referencing several sources to support one point, list them alphabetically within one set of brackets, separated by semicolons:

(Ahmed, 2021; Bennett, 2020; Khan, 2023)

How to Format an APA Reference List Correctly

Reference List Formatting Rules

• Start the reference list on a new page
• Use the centred heading: References
• All entries use double spacing
• Apply hanging indentation (first line flush left, subsequent lines indented 0.5 inches)

Alphabetical Ordering of Sources

Order entries alphabetically by the lead author’s surname. If an author has multiple entries, list them chronologically from oldest to newest.

Using Hanging Indentation

In Microsoft Word, apply hanging indentation via: Paragraph Settings > Indentation > Special > Hanging.

Double Spacing Requirements

The entire reference list should be double-spaced with no additional spaces between entries.

DOI and URL Formatting Guidelines

Always hyperlink DOIs using the format: https://doi.org/xxxxx. For URLs, include the full address with no full stop at the end if it closes the entry.

APA Reference List Example

Brown, T., & Davies, R. (2021). Mental health and modern practice in the UK. Routledge.

NHS England. (2023). NHS long term workforce plan. https://www.england.nhs.uk/long-read/nhs-long-term-workforce-plan/

APA Referencing Examples for Every Source Type

Books

Format: Author, A. A. (Year). Title of work: Capital letter also for subtitle. Publisher.

Example:

Morrison, K. (2020). Research methods in education (8th ed.). Routledge.

E-Books

Cottrell, S. (2019). The study skills handbook (5th ed.). Macmillan Education. https://doi.org/10.1007/978-1-352-00512-0

Journal Articles

Hughes, M., & Rawal, N. (2022). Social prescribing in primary care: A UK perspective. British Journal of General Practice, 72(718), 214–219. https://doi.org/10.3399/bjgp22X719321

Websites and Webpages

Office for National Statistics. (2023, November 8). UK labour market overview. https://www.ons.gov.uk/employmentandlabourmarket/peopleinwork/employmentandemployeetypes

Government Publications

Department of Health and Social Care. (2022). Women’s health strategy for England. HM Government. https://www.gov.uk/government/publications/womens-health-strategy-for-england

Reports

House of Commons Library. (2023). NHS staff statistics. UK Parliament. https://commonslibrary.parliament.uk/research-briefings/cbp-7281/

Newspaper Articles

Triggle, N. (2023, September 12). NHS waiting lists hit record high. BBC News. https://www.bbc.co.uk/news/health-66800123

Conference Papers

Singh, A., & Carter, B. (2022, July 14–16). Digital transformation in UK higher education [Conference presentation]. BETT UK Conference, London, United Kingdom.

Dissertations and Theses

Patel, S. (2023). The impact of austerity on mental health services in England [Doctoral dissertation, University of Sheffield]. White Rose eTheses. https://etheses.whiterose.ac.uk

YouTube Videos

TED. (2023, March 5). The future of artificial intelligence in medicine [Video]. YouTube. https://www.youtube.com/watch?v=example

Podcasts

Greenhalgh, T. (Host). (2022, October 19). Evidence-based healthcare in practice (Episode 34) [Audio podcast episode]. In Healthcare Matters. Spotify. https://open.spotify.com/show/example

Social Media Posts

NHS England [@NHSEngland]. (2024, January 15). Our 10-year plan begins today. Here is what it means for patients. [Post]. X. https://twitter.com/NHSEngland/status/example

Images and Figures

Smith, J. (2021). Graph showing UK obesity rates 2010–2020 [Photograph]. Wellcome Collection. https://wellcomecollection.org/works/example

AI Tools (ChatGPT, Gemini and Copilot)

APA 7th Edition now provides guidance for citing AI-generated content. Treat the AI as the author and the company as the publisher.

ChatGPT:

OpenAI. (2024). ChatGPT (GPT-4, March 2024 version) [Large language model]. https://chat.openai.com

In-text: (OpenAI, 2024)

Gemini:

Google DeepMind. (2024). Gemini [Large language model]. https://gemini.google.com

Important note: Always disclose AI use as required by your institution’s academic integrity policy. Many UK universities have specific guidance on this – check your student handbook.

Raed More: Vancouver Referencing – A Quick Guide with Examples for Students 

APA Formatting Rules for Assignments, Essays and Dissertations

APA Title Page Format

For student papers, the APA 7th Edition title page includes:

• Paper title (bold, centred, upper half of page)
• Author name(s)
• Department and institution name
• Course number and name
• Instructor name
• Due date

APA Heading Levels

APA uses five heading levels. For most student assignments, Levels 1–3 are sufficient:

• Level 1: Bold, centred
• Level 2: Bold, left-aligned
• Level 3: Bold, italic, left-aligned

Font, Margins and Line Spacing

• Font: 12pt Times New Roman, Calibri, or Arial
• Margins: 1 inch (2.54 cm) on all sides
• Line spacing: Double throughout (including reference list)

Page Number Requirements

Insert page numbers in the top-right header of every page, beginning with the title page as page 1.

Formatting Tables and Figures

• Label tables as Table 1, Table 2 etc. above the table
• Label figures as Figure 1, Figure 2 etc. below the figure
• Include a brief descriptive title for each

How to Cite Secondary Sources in APA Style

A secondary source is when you cite an author who was cited within another work you have not read the original yourself.

Format: (Original Author, Year, as cited in Secondary Author, Year)

Example: (Freud, 1923, as cited in Gross, 2020)

Only the secondary source (Gross, 2020) appears in your reference list. Use secondary sources sparingly; always try to locate the original.

How to Reference Sources Without an Author

Organisation as Author

Use the organisation’s full name as the author:

British Medical Association. (2023). GP workforce census. BMA.

Anonymous Sources

If the source is genuinely listed as “Anonymous”:

Anonymous. (2021). Reflections on recovery. Mind.

Webpages Without a Named Author

Move the page title to the author position:

Healthy eating on a budget. (2022). NHS. https://www.nhs.uk/live-well/eat-well

How to Cite Sources with No Publication Date

Use (n.d.) in place of the year, which stands for “no date”:

Career Development Institute. (n.d.). What is career guidance? https://www.thecdi.net

In-text: (Career Development Institute, n.d.)

APA DOI and URL Guidelines Made Simple

What Is a DOI?

A Digital Object Identifier (DOI) is a permanent, unique code assigned to academic articles. It begins with 10. and is the preferred link for journal articles.

DOI vs URL: When to Use Each

• Use a DOI when available – it is more stable than a URL
• Use a URL only when no DOI exists

Correct DOI Formatting

Always present as a hyperlink: https://doi.org/10.1037/0000165-000

Correct URL Formatting

Include the full URL. Do not add a retrieval date unless the content is designed to change (e.g., wikis).

Common APA Referencing Mistakes and How to Avoid Them

Missing Page Numbers in Direct Quotes

Every direct quotation must include a page number. If there are no pages, use paragraph numbers.

Incorrect Author Formatting

Use initials only for first and middle names. Never write the full first name: Smith, J. K. not Smith, Jane Kate.

Misusing “et al.”

In APA 7th Edition, “et al.” is used from the first citation for sources with three or more authors. Many students still use it only from the second citation a carry-over from the 6th Edition.

Broken or Incomplete URLs

Always test your URLs before submission. Broken links are a common reason for deducted marks on assignments requiring referencing in APA.

Mixing APA and Harvard Referencing Styles

These are two distinct systems. Harvard uses full first names in reference lists; APA uses initials. Never blend the two in the same document.

APA Referencing Examples Table for Quick Reference

Source Type	In-Text Example	Reference List Format
Book	(Morrison, 2020)	Author. (Year). Title. Publisher.
Journal Article	(Hughes & Rawal, 2022)	Author. (Year). Title. Journal, Volume(Issue), pages. DOI
Website	(ONS, 2023)	Organisation. (Year). Title. URL
YouTube Video	(TED, 2023)	Channel. (Year, Date). Title [Video]. YouTube. URL
AI Tool	(OpenAI, 2024)	Company. (Year). Tool name [type]. URL
Government Doc	(DHSC, 2022)	Department. (Year). Title. Publisher. URL
Newspaper	(Triggle, 2023)	Author. (Year, Date). Title. Newspaper. URL

APA Referencing Checklist Before You Submit

Check All Sources Are Cited

Every source in your reference list must appear in your text and vice versa. Orphaned references or uncited sources are common concerns.

Verify Reference List Formatting

Confirm hanging indentation, double spacing and alphabetical order are all applied correctly.

Confirm DOI and URL Accuracy

Click every link. Broken or outdated URLs undermine the credibility of your work.

Review Quotations and Page Numbers

Any passage reproduced verbatim must include a page number. Reread every quote in your assignment before submission.

Ensure APA 7th Edition Compliance

Particularly if you transferred between universities or studied abroad, confirm that your formatting follows the 7th Edition, not the outdated 6th.

Final Thoughts

APA referencing is an essential academic skill that becomes easier with consistent practice. Whether students are preparing a psychology essay, a healthcare report, a business management dissertation or an economics research project, accurate referencing demonstrates academic integrity and strengthens the credibility of their work. APA style provides a clear and consistent framework for citing journal articles, books, reports, datasets and online sources across a wide range of disciplines. By following the guidelines outlined in this guide and reviewing citations before submission, students can minimise referencing errors and improve the overall quality of their academic writing. For students seeking additional academic support, professional Assignment Help UK services can provide guidance on referencing, research and academic writing requirements.

Frequently Asked Questions

1. What Is APA 7th Edition?

APA 7th Edition is the current version of the American Psychological Association’s Publication Manual, released in 2019. It includes updated guidelines for digital sources, inclusive language, and simplified rules for student papers including the removal of running heads and the publisher location requirement for books.

2. Is APA Referencing Used in UK Universities?

Yes. APA referencing is widely used across UK universities, particularly in psychology, nursing, healthcare, social sciences, and business programmes. Always check your module handbook, as some departments may use Harvard or MHRA instead.

3. How Do I Cite a Website in APA?

Use the following format:

Author or Organisation. (Year, Month Day). Page title. Website Name. URL

Example:

NHS. (2024, February 1). Symptoms of depression. https://www.nhs.uk/mental-health/conditions/depression

In-text: (NHS, 2024)

4. How Do I Reference ChatGPT in APA?

Treat OpenAI as the author and include the model version:

OpenAI. (2024). ChatGPT (GPT-4o, May 2024 version) [Large language model]. https://chat.openai.com

In-text: (OpenAI, 2024)

Always declare AI tool usage in line with your university’s academic integrity policy.

5. How Do I Cite a YouTube Video in APA Format?

Channel Name. (Year, Month Day). Title of video [Video]. YouTube. URL

Example:

Ted-Ed. (2023, April 10). How does the brain work? [Video]. YouTube. https://www.youtube.com/watch?v=example

In-text: (Ted-Ed, 2023)