Cita APA (7a ed.)

Goertz, G. (2006). Social science concepts: A user's guide. Princeton University Press.

Cita Chicago Style (17a ed.)

Goertz, Gary. Social Science Concepts: A User's Guide. Princeton: Princeton University Press, 2006.

Cita MLA (8a ed.)

Goertz, Gary. Social Science Concepts: A User's Guide. Princeton University Press, 2006.