American Psychological Association (APA)
*Note: Use caution when referencing any print or digital style resource (including the Purdue OWL) outside of the published APA manual.
"APA style is most commonly used to cite sources within the social sciences. This resource, revised according to the 6th edition, second printing of the APA manual, offers examples for the general format of APA research papers, in-text citations, endnotes/footnotes, and the reference page." – Purdue OWL