APA (7e ed.) Bronvermelding

Halperin, S., & Heath, O. D. (2012). Political research: Methods and practical skills. Oxford University Press.

Chicago (17e ed.) Bronvermelding

Halperin, Sandra, en Oliver Dr Heath. Political Research: Methods and Practical Skills. Oxford, New York: Oxford University Press, 2012.

MLA (9e ed.) Bronvermelding

Halperin, Sandra, en Oliver Dr Heath. Political Research: Methods and Practical Skills. Oxford University Press, 2012.