A V Premnath. (2003). Political science: A concise overview of the subject for the UPSC civil services preliminary examination optional paper. Spectrum books.
শিকাগো স্টাইলে সাইটেশনA V Premnath. Political Science: A Concise Overview of the Subject for the UPSC Civil Services Preliminary Examination Optional Paper. New Delhi: Spectrum books, 2003.
এমএলএ সাইটেশনA V Premnath. Political Science: A Concise Overview of the Subject for the UPSC Civil Services Preliminary Examination Optional Paper. Spectrum books, 2003.
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