APA (7th ed.) Zitazioa

Ashworth, P. D. (2000). Psychology and 'human nature'. Psychology Press.

Chicago Style (17th ed.) Zitazioa

Ashworth, Peter D. Psychology and 'Human Nature'. London ; New York: Psychology Press, 2000.

MLA (9th ed.) Zitazioa

Ashworth, Peter D. Psychology and 'Human Nature'. Psychology Press, 2000.