APA (7 वां संस्करण) प्रशस्ति पत्र

Nelson, B. R. (1996). Western political thought: From Socrates to the age of ideology (2nd ed.). Pearson Education.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Nelson, Brian R. Western Political Thought: From Socrates to the Age of Ideology. 2nd ed. Pearson Education, 1996.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Nelson, Brian R. Western Political Thought: From Socrates to the Age of Ideology. 2nd ed. Pearson Education, 1996.

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