Gaya APA

Kerlinger, F, N. (1990). Asas-asas penelitian behavioral (Ed. ke-3). Yogyakarta: Gajah Mada University Press.

Gaya MLA

Kerlinger, Fred, N.. "Asas-asas penelitian behavioral". Ed. ke-3 Yogyakarta: Gajah Mada University Press, 1990. Text.