APA (7th ed.) Zitazioa

Van den Berghe, P. L. (1979). Human family systems: An evolutionary view. Elsevier.

Chicago Style (17th ed.) Zitazioa

Van den Berghe, Pierre L. Human Family Systems: An Evolutionary View. Nueva York: Elsevier, 1979.

MLA (9th ed.) Zitazioa

Van den Berghe, Pierre L. Human Family Systems: An Evolutionary View. Elsevier, 1979.