Sinha , O. P. (2008). Political Theory. Central Law Agency.
Lua i Stíl Chicago (17ú heag.)Sinha , O. P. Political Theory. Allahabad: Central Law Agency, 2008.
Lua MLA (9ú heag.)Sinha , O. P. Political Theory. Central Law Agency, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.