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APA Style Guide 6th Edition: APA Citation Tips

Anatomy of a Citation

Citation Anatomy jpg

What is a DOI?

A Digital Object Identifier (DOI) is a unique code assigned to articles and other documents. Many publishers include a DOI on the first page of an articles. Some databases list DOIs; you can also search for DOIs by entering information about the document into a search form at

What is Citing?

Tutorials on Formatting Papers and Citing Sources

The APA Manual