Gaya APA

n.kerlinger, F. (2019). Asas-asas Pnelitian Behavorial (cet 11). Yogyakarta: gadjah mada university press.

Gaya MLA

n.kerlinger, Fred. "Asas-asas Pnelitian Behavorial". cet 11 Yogyakarta: gadjah mada university press, 2019. Text.