एपीए उद्धरण

Wagenaar, T. C., & Babbie, E. (2001). The practice of social rasearch (Eighth ed.). Belmont: Wadsworth.

शिकागो स्टाइल उद्धरण

Wagenaar, Theodore C., और Earl Babbie. The Practice of Social Rasearch. Eighth ed. Belmont: Wadsworth, 2001.

एमएलए उद्धरण

Wagenaar, Theodore C., और Earl Babbie. The Practice of Social Rasearch. Eighth ed. Belmont: Wadsworth, 2001.