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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInstitute for Advanced Philosophic Research. Contemporary Philosophy. Boulder, Colo: Realia, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रInstitute for Advanced Philosophic Research. Contemporary Philosophy. Realia, 2002.
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