Kapur, A. C. (1993). Principles of political science: 18th ed. S. Chand.
Cita Chicago (17th ed.)Kapur, Anup Chand. Principles of Political Science: 18th Ed. New Delhi: S. Chand, 1993.
Cita MLA (9th ed.)Kapur, Anup Chand. Principles of Political Science: 18th Ed. S. Chand, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.