Gaya APA

N, K, F. (2002). Asas - Asas Penelitian Behavioral (cet viii). Yokyakarta: Gadjah Mada University Press.

Gaya MLA

N, Kerlinger, Fred. "Asas - Asas Penelitian Behavioral". cet viii Yokyakarta: Gadjah Mada University Press, 2002. Text.