APA aipamena

Ruch, J. C. Psychology the personal science. Wadsworth Publishing Company.

Chicago Style aipamena

Ruch, John C. Psychology the Personal Science. Wadsworth Publishing Company.

MLA aipamena

Ruch, John C. Psychology the Personal Science. Wadsworth Publishing Company.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.