Cita APA

Geoff Pyne & Judy Payne. (2005). Key concepts in social research. Sage.

Chicago Edition Citation

Geoff Pyne i Judy Payne. Key Concepts in Social Research. London: Sage, 2005.

Cita MLA

Geoff Pyne i Judy Payne. Key Concepts in Social Research. Sage, 2005.