APA aipamena

Vernon, P. E. (1950). Structure of human abilities. Methuen & Co.

Chicago Style aipamena

Vernon, Philip E. Structure of Human Abilities. London: Methuen & Co, 1950.

MLA aipamena

Vernon, Philip E. Structure of Human Abilities. Methuen & Co, 1950.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.