APA استشهاد

Roberts, p., & Sutch, P. (2005). Introduction to political thoughts. Atlantic.

استشهاد بنمط شيكاغو

Roberts, peri, و Peter Sutch. Introduction to Political Thoughts. New Delhi: Atlantic, 2005.

MLA استشهاد

Roberts, peri, و Peter Sutch. Introduction to Political Thoughts. Atlantic, 2005.