Cita APA (7th ed.)

Walliman, N. (2006). Social research methods. Thousand Oaks, Calif.

Cita Chicago (17th ed.)

Walliman, Nicholas. Social Research Methods. London: Thousand Oaks, Calif, 2006.

Cita MLA (9th ed.)

Walliman, Nicholas. Social Research Methods. Thousand Oaks, Calif, 2006.