American Psychological Association. (1996). Psychological methods. American Psychological Association.
Citace podle Chicago (17th ed.)American Psychological Association. Psychological Methods. Washington, DC: American Psychological Association, 1996.
Citace podle MLA (9th ed.)American Psychological Association. Psychological Methods. American Psychological Association, 1996.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..