APA (7th ed.) Zitazioa

ebrary, Inc, Bertrand, L. M., & Nielson, R. A. (2012). Psychology of individual differences. Nova Science Publishers.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, Lucy M. Bertrand, eta Ryan A. Nielson. Psychology of Individual Differences. New York: Nova Science Publishers, 2012.

MLA (9th ed.) Zitazioa

ebrary, Inc, et al. Psychology of Individual Differences. Nova Science Publishers, 2012.