Collier, D., & Gerring, J. (2009). Concepts and method in social science: The tradition of Giovanni Sartori. Routledge.
Chicago (17e ed.) BronvermeldingCollier, David, en John Gerring. Concepts and Method in Social Science: The Tradition of Giovanni Sartori. New York: Routledge, 2009.
MLA (9e ed.) BronvermeldingCollier, David, en John Gerring. Concepts and Method in Social Science: The Tradition of Giovanni Sartori. Routledge, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.