The Calvert Associates; Williams, M. (1925). The Resurgent Force. A letter from Michael Williams. New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe Calvert Associates; Williams, Michael. The Resurgent Force. A Letter from Michael Williams. New York, 1925.
एमएलए (8वां संस्करण) प्रशस्ति पत्रThe Calvert Associates; Williams, Michael. The Resurgent Force. A Letter from Michael Williams. New York, 1925.
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