Varma S P. (2014). Modern Political Theory. Vikas Publishing House.
Lua i Stíl Chicago (17ú heag.)Varma S P. Modern Political Theory. New Delhi: Vikas Publishing House, 2014.
Lua MLA (9ú heag.)Varma S P. Modern Political Theory. Vikas Publishing House, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.