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How To Cite Sources Apa Format

By AI Free Tools Team·Last updated: 2026-03-08

Author

AI Free Tools Team

Published

2026-03-08

Updated

2026-03-08

Read Time

5 min read

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APA format changes every few years. Professors have different expectations. And somehow, you're supposed to keep it all straight while writing a paper at 1 AM.

Let's make this simple. Here's everything you need to cite any source in APA 7th edition—no fluff, just the formats and examples you can use right now.

The Basic Formula

Every APA reference has four elements (sometimes five):

> Author. (Date). Title. Source.

That's it. The details change by source type, but this structure stays the same.

Author Formats

Number of AuthorsReference List Format
1 authorSmith, J. A.
2 authorsSmith, J. A., & Jones, B. C.
3-20 authorsList all: Smith, J. A., Jones, B. C., & Lee, D. E.
21+ authorsFirst 19, then ..., then last: Smith, J. A., ... & Williams, R. T.
No authorStart with title

Date Formats

Source TypeFormat
Journal article(2024)
Book(2024)
Website(2024, March 15)
No date(n.d.)

Title Formats

Source TypeFormat
Article titleSentence case, no italics
Journal nameTitle Case, italicized
Book titleSentence case, italicized
Webpage titleSentence case, italicized

Reference List Examples (Copy-Paste Ready)

Book

Format: Author, A. A. (Year). *Title of book: Subtitle*. Publisher.

Example: Gladwell, M. (2008). *Outliers: The story of success*. Little, Brown and Company.

Edited Book

Format: Editor, A. A. (Ed.). (Year). *Title of book*. Publisher.

Example: Johnson, K. R., & Smith, T. L. (Eds.). (2023). *The handbook of cognitive psychology*. Oxford University Press.

Chapter in an Edited Book

Format: Author, A. A. (Year). Title of chapter. In A. A. Editor (Ed.), *Title of book* (pp. xx-xx). Publisher.

Example: Chen, L. (2022). Memory and learning. In R. Patterson (Ed.), *Foundations of cognitive science* (pp. 45-78). Academic Press.

Journal Article (Print or Online)

Format: Author, A. A. (Year). Title of article. *Title of Periodical, Volume*(Issue), pp-pp. https://doi.org/xxxxx

Example: Williams, D., & Martinez, R. (2024). Social media's effect on adolescent mental health. *Journal of Youth Psychology, 18*(3), 234-251. https://doi.org/10.1037/youth0000123

Journal Article with No DOI

Format: Author, A. A. (Year). Title of article. *Title of Periodical, Volume*(Issue), pp-pp. https://www.example.com/article

Example: Brown, K. L. (2023). Remote work productivity trends. *Harvard Business Review, 101*(4), 78-85. https://hbr.org/2023/remote-work-productivity

Website

Format: Author, A. A. (Year, Month Day). *Title of page*. Site Name. https://www.example.com/page

Example: National Institute of Mental Health. (2024, January 15). *Depression overview*. https://www.nimh.nih.gov/health/topics/depression

Webpage with No Author

Format: *Title of page*. (Year, Month Day). Site Name. https://www.example.com/page

Example: *Climate change indicators*. (2024, February 1). Environmental Protection Agency. https://www.epa.gov/climate-indicators

Webpage with No Date

Format: Author, A. A. (n.d.). *Title of page*. Site Name. Retrieved Month Day, Year, from https://www.example.com

Example: Smith, J. (n.d.). *Introduction to machine learning*. Tech Academy. Retrieved March 8, 2024, from https://www.techacademy.com/ml-intro

Newspaper Article

Format: Author, A. A. (Year, Month Day). Title of article. *Newspaper Name*, p. A1.

Example: Johnson, M. (2024, March 5). Universities grapple with AI policies. *The New York Times*, p. A12.

Online News Article

Format: Author, A. A. (Year, Month Day). Title of article. *Newspaper Name*. https://www.newspaper.com/article

Example: Lee, S. (2024, March 3). Tech layoffs continue into 2024. *The Washington Post*. https://www.washingtonpost.com/business/2024/03/03/tech-layoffs

Blog Post

Format: Author, A. A. (Year, Month Day). Title of post. *Blog Name*. https://www.blog.com/post

Example: Anderson, T. (2024, February 28). How I built a six-figure freelance business. *The Solopreneur Blog*. https://solopreneurblog.com/six-figure-freelance

YouTube Video

Format: Author, A. A. [Username]. (Year, Month Day). *Title of video* [Video]. YouTube. https://www.youtube.com/watch?v=xxxxx

Example: Veritasium. (2024, February 15). *The real reason you're tired all the time* [Video]. YouTube. https://www.youtube.com/watch?v=abc123

Podcast Episode

Format: Host, A. A. (Host). (Year, Month Day). Episode title (No. X) [Audio podcast episode]. In *Podcast Name*. Publisher. https://www.podcast.com/episode

Example: Rogan, J. (Host). (2024, March 1). AI and the future of work (No. 2150) [Audio podcast episode]. In *The Joe Rogan Experience*. Spotify. https://open.spotify.com/episode/xyz

Social Media Post

Format: Author, A. A. [@username]. (Year, Month Day). Content of post up to 20 words [Tweet/Instagram post]. Platform. https://www.example.com/post

Example: Musk, E. [@elonmusk]. (2024, March 2). AI will create more jobs than it destroys [Tweet]. Twitter. https://twitter.com/elonmusk/status/123456789

Dissertation or Thesis

Format: Author, A. A. (Year). *Title of dissertation* (Doctoral dissertation or Master's thesis). University. Database Name.

Example: Zhang, Y. (2023). *Machine learning applications in healthcare diagnostics* (Doctoral dissertation). Stanford University. ProQuest.

Government Document

Format: Agency Name. (Year). *Title of document* (Publication No. XXX). Government Printing Office.

Example: U.S. Department of Education. (2024). *Guide to financial aid 2024-2025* (Publication No. ED-2024-01). U.S. Government Printing Office.

Online Report

Format: Author, A. A. (Year). *Title of report*. Publisher. https://www.example.com/report

Example: McKinsey Global Institute. (2024). *The state of AI in 2024*. https://www.mckinsey.com/ai-report-2024

In-Text Citations (The Quick Version)

Basic Format

Parenthetical: (Author, Year)

Narrative: Author (Year)

Examples:

  • One study found significant results (Smith, 2024).
  • Smith (2024) found significant results.

Two Authors

Parenthetical: (Smith & Jones, 2024)

Narrative: Smith and Jones (2024)

Three or More Authors

Parenthetical: (Smith et al., 2024)

Narrative: Smith et al. (2024)

*Always use "et al." for 3+ authors, even on first citation.*

Direct Quotes

Include page number:

  • (Smith, 2024, p. 23)
  • Smith (2024) argued that "direct quotes need page numbers" (p. 23).

No Author

Use title (shortened if long):

  • ("Climate Change Effects," 2024)
  • *Climate Change Effects* (2024)

No Date

Use "n.d.":

  • (Smith, n.d.)

Multiple Sources

Alphabetical order, separated by semicolons:

  • (Brown, 2023; Lee, 2024; Smith, 2022)

Common Mistakes to Avoid

Mistake 1: Using First Names

❌ Smith, John (2024)

✅ Smith, J. (2024)

Mistake 2: Italicizing Article Titles

❌ *The effect of sleep on memory*

✅ The effect of sleep on memory

*Italicize journal names and book titles, not article titles.*

Mistake 3: Forgetting the DOI

If an article has a DOI, include it. Always.

❌ Smith, J. (2024). Article title. *Journal Name, 10*(2), 45-67.

✅ Smith, J. (2024). Article title. *Journal Name, 10*(2), 45-67. https://doi.org/10.1037/jou000123

Mistake 4: Wrong Capitalization

  • Article titles: Sentence case (only first word and proper nouns capitalized)
  • Journal names: Title case (all major words capitalized)

❌ *The Effect Of Sleep On Memory*

✅ The effect of sleep on memory

❌ Journal of applied psychology

✅ *Journal of Applied Psychology*

Mistake 5: Including "Retrieved from"

APA 7th edition dropped "Retrieved from" for most sources. Only include retrieval dates for content that changes frequently.

❌ Retrieved from https://www.example.com

✅ https://www.example.com

Quick Reference Card

Save this to your notes:

```

BOOK: Author, A. A. (Year). *Title*. Publisher.

ARTICLE: Author, A. A. (Year). Title. *Journal, Vol*(Issue), pp-pp. https://doi.org/xxx

WEBSITE: Author, A. A. (Year, Month Day). *Title*. Site. URL

NO AUTHOR: Start with title

NO DATE: Use (n.d.)

IN-TEXT: (Author, Year) or Author (Year)

3+ AUTHORS: Use "et al."

```

Tools That Make This Easier

If you're citing a complex source and not sure about the format, a text summarizer can help you extract the key bibliographic information from a longer webpage or document before you format your citation.

For papers with many sources, citation managers like Zotero or Mendeley can auto-generate APA references. But always double-check—their formatting isn't perfect, and professors notice errors.

Need to rewrite a paraphrased sentence while keeping your citation intact? The text rewriter tool helps you rephrase without touching your properly formatted references.

When in Doubt

APA 7th edition rules are available free from the APA Style website. But for most college papers, this cheat sheet covers 95% of what you need.

The remaining 5%? Unusual sources like archival documents, legal cases, or ancient texts. For those, search "[source type] APA 7th edition example" and find a university guide.

Internal links: 2 (text-summarizer, text-rewriter)

Frequently Asked Questions

What is APA format and when should I use it?

APA (American Psychological Association) format is a citation style commonly used in social sciences, education, and psychology. Your professor or publication guidelines will specify which format to use. When in doubt, ask.

What is the difference between a reference and a citation?

An in-text citation is a brief note within your paper that points to the full reference. The reference is the complete bibliographic entry at the end of your paper. Every in-text citation needs a corresponding reference, and vice versa.

How do I cite a website in APA format?

Include the author (or organization), publication date, page title in italics, site name, and URL. Example: Smith, J. (2026, March 1). How to Write Better. Writing Tips. https://example.com/article

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