Cita APA (7th ed.)
Harlow, H. F., & Thompsom, R. F. (1971). Psychology (ed.). Albion publishing Co..
Cita Chicago (17th ed.)
Harlow, Harry F., i Richard F. Thompsom. Psychology. ed. San Francisco: Albion publishing Co., 1971.
Cita MLA (9th ed.)
Harlow, Harry F., i Richard F. Thompsom. Psychology. ed. Albion publishing Co., 1971.
Atenció: Aquestes cites poden no estar 100% correctes.