Gaya APA

KERLINGER, F, N. et al (1995). Asas-asas penelitian behavioral (cet. 4). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

KERLINGER, Fred, N.. et al. "Asas-asas penelitian behavioral". cet. 4 Yogyakarta: Gadjah Mada University Press, 1995. Buku.