Mahajan, V. D. (1988). Political theory: Principles of political science (4th ed.). S. Chand & Company.
Lua i Stíl Chicago (17ú heag.)Mahajan, Vidya Dhar. Political Theory: Principles of Political Science. 4th ed. New Delhi: S. Chand & Company, 1988.
Lua MLA (8ú heag.)Mahajan, Vidya Dhar. Political Theory: Principles of Political Science. 4th ed. S. Chand & Company, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.