(1992). Geographical societies and institutions in India. Library of Congress Office ; Library of Congress Photoduplication Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeographical Societies and Institutions in India. New Delhi : Washington, D.C.: Library of Congress Office ; Library of Congress Photoduplication Service, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeographical Societies and Institutions in India. Library of Congress Office ; Library of Congress Photoduplication Service, 1992.
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