Ray, B. N. (2009). Foundations of western political thoughts. Kaveri Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRay, B. N. Foundations of Western Political Thoughts. Kaveri Books, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRay, B. N. Foundations of Western Political Thoughts. Kaveri Books, 2009.
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