Cita APA (7th ed.)

Wagenaar, T. C. (1995). Practicing social research (7th.ed.). Wadsworth.

Cita Chicago (17th ed.)

Wagenaar, Theodore C. Practicing Social Research. 7th.ed. Belmont: Wadsworth, 1995.

Cita MLA (9th ed.)

Wagenaar, Theodore C. Practicing Social Research. 7th.ed. Wadsworth, 1995.