Wilgus, A. (2017). Flying machines: How the Wright Brothers soared (First edition.). First Second.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilgus, Alison. Flying Machines: How the Wright Brothers Soared. First edition. New York: First Second, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWilgus, Alison. Flying Machines: How the Wright Brothers Soared. First edition. First Second, 2017.
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