Παραπομπή APA

Gauba,O P. (2003). An introduction to political theory (4th ed.). Macmillan.

Παραπομπή Chicago Style

Gauba,O P. An Introduction to Political Theory. 4th ed. Delhi: Macmillan, 2003.

Παραπομπή MLA

Gauba,O P. An Introduction to Political Theory. 4th ed. Macmillan, 2003.