Cita APA

Wagenaar, T. C., & Babbie, E. (1989). Practicing social research (5th ed.). Wadsworth.

Citación estilo Chicago

Wagenaar, Theodore C., and Earl Babbie. Practicing Social Research. 5th ed. California: Wadsworth, 1989.

Cita MLA

Wagenaar, Theodore C., and Earl Babbie. Practicing Social Research. 5th ed. Wadsworth, 1989.

Warning: These citations may not always be 100% accurate.