For all content found on the Web, you must list the date you first viewed the resource. This comes last in a citation with the word "Accessed" before the date. The date is given as Day Month Year and the month is abbreviated (e.g. Oct. instead of October)
An author can be a person but can also be an organization, or company. These are called group or corporate authors.
If you are citing a chapter from a book that has an editor, the author of the chapter is listed first, and is the name listed in the in-text citation.
The format of all dates is: Date Month (shortened) Year. E.g. 5 Sept. 2012.
If there is more than one page put "pp." before the page numbers. If there is only one page put "p." before the page number.
If no page numbers are provided leave them out of the citation.
Place of Publication
List the city the book was publsihed. If more than one city is listed, use the first.
Capitalize the first letter of every important word in the title. You do not need to capitalize words such as: in, of, or an.
If there is a colon (:) in the title, include what comes after the colon (also known as the subtitle).
In-Text Citation - No Author
If a dictionary or encyclopedia entry has no author, the in-text citation should include the first word or words in the title of the entry. The title of the entry should be in quotation marks, with each word starting with a capital letter.
Include the page number where the quote or paraphrased section appears if page numbers are provided.
Click here to automatically cite an Encyclopedia.
How to Cite an Encyclopedia in Print in APA Format
Last, F. M., & Last, F. M. (Year Published). Article title. In Encyclopedia Name. (Vol.#, pp. Page(s)). City, State: Publisher.
McGhee, K., & McKay, G. (2007). Insects. In Encyclopedia of Animals. (pp. 170-171). Washington, DC: National Geographic Society.
Bunson, M. R. (2012). Historical overview. In Encyclopedia on Ancient Egypt. (3rd ed., pp. Xii-Xv). New York, NY: Infobase Publishing.
How to Cite an Encyclopedia Online in APA Format
Last, F. M., & Last, F. M. (Year Published) Article title. In Encyclopedia Name. Retrieved from URL.
McGhee, K., & McKay, G. (2007). Insects. In Encyclopedia of Animals. Retrieved from http://books.google.com.
Bunson, M. R. (2012). Historical Overview. In Encyclopedia on Ancient Egypt. (3rd ed., pp. Xii-Xv). Retrieved from http://www.infobasepublishing.com/.
How to Cite an Encyclopedia on a Database in APA Format
Last, F. M. (Year Published). Article title. In F. M. Last (Ed.), Encyclopedia Name. (Vol. Volume, pp. Page(s)). City, State: Publisher. Retrieved Month Date, Year, from URL
Holmes, H. (2003). Advertising of food. In S. H. Katz (Ed.), "Advertising of Food" Encyclopedia of Food and Culture. Vol. 1, pp. 16-20). New York, NY: Scribner’s. Retrieved July 2, 2010, from http://www.gale.cengage.com
Bunson, M. R. (2012). Historical Overview. In Encyclopedia on Ancient Egypt. (3rd ed., pp. Xii-Xv). New York, NY: Infobase Publishing. Retrieved January 3, 2013, from http://www.infobasepublishing.com
For well-known reference works, it is not necessary to include full publication information.
View our visual citation guide on how to cite an Encyclopedia in APA format.