Gaya APA

Nawawi, H, H., Martini, H, M. (1994). Penelitian terapan (Cet. 1). Yogyakarta: Gadjah Mada University Press.

Gaya MLA

Nawawi, H., Hadari., Martini, H., Mimi. "Penelitian terapan". Cet. 1 Yogyakarta: Gadjah Mada University Press, 1994. Text.