Citazione APA

Gerring, J. (2012). Social science methodology: A unified framework (2nd ed.). Cambridge University Press.

Stile di citazione Chicago

Gerring, John. Social Science Methodology: A Unified Framework. 2nd ed. Cambridge: Cambridge University Press, 2012.

Citazione MLA

Gerring, John. Social Science Methodology: A Unified Framework. 2nd ed. Cambridge University Press, 2012.