Gaya APA

Kerlinger, F, N., Simatupang, L, R. (1990). Asas-Asas Penelitian Behavioral (Cet. 3). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Kerlinger, Fred, N.., Simatupang, Landung, R.. "Asas-Asas Penelitian Behavioral". Cet. 3 Yogyakarta: Gadjah Mada University Press, 1990. Text.