APA استشهاد

Leopold, D., & Stears, M. (2008). Political theory: Methods and approaches. Oxford university press.

استشهاد بنمط شيكاغو

Leopold, David, و Marc Stears. Political Theory: Methods and Approaches. New York: Oxford university press, 2008.

MLA استشهاد

Leopold, David, و Marc Stears. Political Theory: Methods and Approaches. Oxford university press, 2008.