Methuen & Co. A Selection of Books Published by Methuen and Co. Ltd., October 1910.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMethuen & Co. A Selection of Books Published by Methuen and Co. Ltd., October 1910.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMethuen & Co. A Selection of Books Published by Methuen and Co. Ltd., October 1910.
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