Gaya APA

Kerlinger, F, N. et al (1996). Asas-asas penelitian behavioral . Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Kerlinger, Fred, N.. et al. "Asas-asas penelitian behavioral". Yogyakarta: Gadjah Mada University Press, 1996. Text.