APA aipamena

Dennis Krebs, R. B. Psychology a first encounter. Harcourt Brace Jovanovich.

Chicago Style aipamena

Dennis Krebs, Roger Blackman. Psychology a First Encounter. Harcourt Brace Jovanovich.

MLA aipamena

Dennis Krebs, Roger Blackman. Psychology a First Encounter. Harcourt Brace Jovanovich.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.