Markle, S. (2015). The case of the vanishing little brown bats: A scientific mystery. Millbrook Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarkle, Sandra. The Case of the Vanishing Little Brown Bats: A Scientific Mystery. Minneapolis: Millbrook Press, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMarkle, Sandra. The Case of the Vanishing Little Brown Bats: A Scientific Mystery. Millbrook Press, 2015.
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