APA aipamena

Feldman, R. S. (2008). Understanding psychology (8th ed.). McGraw-Hill Higher Education.

Chicago Style aipamena

Feldman, Robert S. Understanding Psychology. 8th ed. Boston: McGraw-Hill Higher Education, 2008.

MLA aipamena

Feldman, Robert S. Understanding Psychology. 8th ed. McGraw-Hill Higher Education, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.