Cita APA (7a ed.)

6, P., & Bellamy, C. (2012). Principles of methodology: Research design in social science. SAGE.

Cita Chicago Style (17a ed.)

6, Perri, y Christine Bellamy. Principles of Methodology: Research Design in Social Science. Los Angeles: SAGE, 2012.

Cita MLA (8a ed.)

6, Perri, y Christine Bellamy. Principles of Methodology: Research Design in Social Science. SAGE, 2012.