Kapur, A. C. (2016). Principles of Political Science (34th ed.). S Chand and Company Pvt. Ltd.
Lua i Stíl Chicago (17ú heag.)Kapur, Anup Chand. Principles of Political Science. 34th ed. New Delhi: S Chand and Company Pvt. Ltd, 2016.
Lua MLA (9ú heag.)Kapur, Anup Chand. Principles of Political Science. 34th ed. S Chand and Company Pvt. Ltd, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.