APA استشهاد

Sabine, G. H., & Thorson, T. (1973). History of Political Theory (4th rev.ed.). Oxford University.

استشهاد بنمط شيكاغو

Sabine, George H., و Thomas Thorson. History of Political Theory. 4th rev.ed. New Delhi: Oxford University, 1973.

MLA استشهاد

Sabine, George H., و Thomas Thorson. History of Political Theory. 4th rev.ed. Oxford University, 1973.