APA (7 वां संस्करण) प्रशस्ति पत्र

American Geographical Society of New York. Bulletin of the American Geographical Society. American Geographical Society.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

American Geographical Society of New York. Bulletin of the American Geographical Society. New York: American Geographical Society.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

American Geographical Society of New York. Bulletin of the American Geographical Society. American Geographical Society.

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