APA aipamena

Corbetta, P. (2003). Social research: Theory,methods and techniques. SAGE.

Chicago Style aipamena

Corbetta, Piergiorgio. Social Research: Theory,methods and Techniques. London: SAGE, 2003.

MLA aipamena

Corbetta, Piergiorgio. Social Research: Theory,methods and Techniques. SAGE, 2003.