Cita APA (7th ed.)

Gomm, R. (2008). Social research methodology: A critical introduction (2nd ed.). Palgrave MacMillan.

Cita Chicago (17th ed.)

Gomm, Roger. Social Research Methodology: A Critical Introduction. 2nd ed. New York: Palgrave MacMillan, 2008.

Cita MLA (9th ed.)

Gomm, Roger. Social Research Methodology: A Critical Introduction. 2nd ed. Palgrave MacMillan, 2008.