Wood. The Black Butterfly. West Virginia University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWood. The Black Butterfly. West Virginia University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWood. The Black Butterfly. West Virginia University Press.
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