APA (7th ed.) Zitazioa

Herbert, M. (1993). Psychology for social workers. Macmillan.

Chicago Style (17th ed.) Zitazioa

Herbert, Martin. Psychology for Social Workers. London: Macmillan, 1993.

MLA (9th ed.) Zitazioa

Herbert, Martin. Psychology for Social Workers. Macmillan, 1993.