Citation Center
Practical, evergreen guides to citing sources correctly — every guide includes real examples generated by the same engine that powers the citation generator.
Citation generators
Free tools for every style and source type.
APA guides
APA 7th edition: format, in-text citations, and references.
MLA guides
MLA 9th edition: format, in-text citations, and Works Cited.
Chicago, Harvard & IEEE guides
Complete format guides for Chicago, Harvard, and IEEE.
How to cite
Step-by-step guides for specific source types.
- How to Cite a Website
- How to Cite a Book
- How to Cite Sources Correctly
- How to Cite a PDF
- How to Cite a YouTube Video
- How to Cite a Journal Article
- How to Cite a Journal Article in APA
- How to Cite a Government Report in APA
- How to Cite a DOI in MLA
- How to Cite a Book in Chicago
- How to Cite a DOI in Chicago
- How to Cite a Book in Harvard
- How to Cite an ISBN in Harvard
- How to Cite a Video in Harvard
- How to Cite a Website in IEEE
- How to Cite a Research Paper in IEEE
- How to Cite Wikipedia
- How to Cite a Podcast
- How to Cite a Song
- How to Cite ChatGPT and AI Tools
- How to Cite a Textbook
- How to Cite a Chapter in a Book
- How to Cite a Blog Post
- How to Cite a TikTok
- How to Cite an Instagram Post
- How to Cite a Government Website
- How to Cite an Encyclopedia Entry
- How to Cite a Magazine Article
- How to Cite a Documentary
- How to Cite a Syllabus
- How to Cite Gemini, Claude, and Other AI Tools
- How to Cite a Reddit Post
- How to Cite a GitHub Repository
- How to Cite Software
- How to Cite a Dataset
- How to Cite a Conference Paper
- How to Cite a Thesis or Dissertation
- How to Cite an API or API Documentation
- How to Cite an AI-Generated Image
- How to Cite a Midjourney Image
- How to Cite a DALL·E Image
- How to Cite an Adobe Firefly Image
- How to Cite an AI-Generated Video
- How to Cite a Sora Video
- How to Cite a Google Veo Video
- How to Cite NotebookLM
- How to Cite an AI Audio Overview
- How to Cite ChatGPT Deep Research
- How to Cite Gemini Deep Research
- How to Cite Perplexity
- How to Cite an AI Conversation
Citation fundamentals
The concepts behind correct citations.
- What Is a Citation?
- What Is a DOI?
- References vs Bibliography
- How to Choose a Citation Style
- APA vs Chicago
- APA vs IEEE
- MLA vs Harvard
- Common Citation Mistakes
- How to Avoid Plagiarism with Citations
- How to Make a Hanging Indent
- What Is Plagiarism?
- How to Paraphrase Without Plagiarizing
- How to Cite Multiple Authors
- How to Cite a Source with No Author
- How to Format a Block Quote
- How to Cite an Email
- How to Cite a Secondary Source
New guides are added regularly. Can't find your source type? The generator handles any source via manual entry.