McKee, D. (2014). Elmer and butterfly (American edition.). Andersen Press USA, an imprint of Andersen Press Ltd..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcKee, David. Elmer and Butterfly. American edition. Great Britain: Andersen Press USA, an imprint of Andersen Press Ltd., 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcKee, David. Elmer and Butterfly. American edition. Andersen Press USA, an imprint of Andersen Press Ltd., 2014.
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