APA Style

N, K. (2006). Asas-Asas Penelitian Behavioral (Ketiga Cet-11). Yogyakarta ; Indonesia: Gadjah Mada University Press.

MLA Style

N, Kerlinger,Fred. "Asas-Asas Penelitian Behavioral". Ketiga Cet-11 Yogyakarta ; Indonesia: Gadjah Mada University Press, 2006. Textbook.