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APA Citation Style & Formatting

A guide to citing sources and to creating a list of references.

Citing Encyclopedia & Reference Sources in APA Style

Encyclopedia Article Citation Examples

Print example

Encyclopedia article (Print):

AuthorLastName, FirstInitial. MiddleInitial.  Title of article or entry. In EditorFirstInitial. MiddleInitial. EditorLastName (Ed.), Title of Reference Work (Vol.number, pp.number-number).  City of Publication, State Abbreviation: Publisher Name.


Fery, J. Stellar's sea cow. In M. Hutchins, (Ed.), Grzimek's Animal Life Encyclopedia, (Vol. 15., pp. 123-124). Detroit, MI: Thomson Gale.      

    Online example

Online Encyclopedia article:

Author LastName, FirstInitial. MiddleInitial. (Year of Publication).  Title of entry or article. Title of Online Reference Work.  Retrieved from http://www.referenceworkhomepage


Light, A. (2010). Hip-hop in the 21st century. Encyclopedia Britannica Online Academic Edition.  Retrieved from