Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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