American Psychological Association. (2009). Publication Manual of the American Psychological Association (6th ed.). American Psychological Association.
Chicago Edition CitationAmerican Psychological Association. Publication Manual of the American Psychological Association. 6th ed. USA: American Psychological Association, 2009.
MLA Edition CitationAmerican Psychological Association. Publication Manual of the American Psychological Association. 6th ed. American Psychological Association, 2009.
Warning: These citations may not always be 100% accurate.