Journal of the Elisha Mitchell Scientific Society. North Carolina Academy of Sciences, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJournal of the Elisha Mitchell Scientific Society. North Carolina Academy of Sciences, Inc.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJournal of the Elisha Mitchell Scientific Society. North Carolina Academy of Sciences, Inc.
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