Gaya APA

Kerlinger, F, N. (2002). Asas-asas penelitian behavioral (Ed. 3, cet. 8). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Kerlinger, Fred, N.. "Asas-asas penelitian behavioral". Ed. 3, cet. 8 Yogyakarta: Gadjah Mada University Press, 2002. Text.