APA (7th ed.) Zitazioa
Publication Manual. (1983). Publication manual of the American Psychological Association (3rd.). American Psychological Association.
Chicago Style (17th ed.) Zitazioa
Publication Manual. Publication Manual of the American Psychological Association. 3rd. Washington, DC: American Psychological Association, 1983.
MLA (9th ed.) Zitazioa
Publication Manual. Publication Manual of the American Psychological Association. 3rd. American Psychological Association, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.