APA aipamena

Feldman, R. S. 1., & Feldman, R. S. 1. 1. 1. (2011). Essentials of understanding psychology (9th ed.). New York: McGraw Hill.

Chicago Style aipamena

Feldman, Robert S. 1947-, và Robert S. 1945- 1963- 1947- Feldman. Essentials of Understanding Psychology. 9th ed. New York: McGraw Hill, 2011.

MLA aipamena

Feldman, Robert S. 1947-, và Robert S. 1945- 1963- 1947- Feldman. Essentials of Understanding Psychology. 9th ed. New York: McGraw Hill, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.