Pickrell, J. (2017). Weird dinosaurs: The strange new fossils challenging everything we thought we knew. Columbia University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPickrell, John. Weird Dinosaurs: The Strange New Fossils Challenging Everything We Thought We Knew. New York: Columbia University Press, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPickrell, John. Weird Dinosaurs: The Strange New Fossils Challenging Everything We Thought We Knew. Columbia University Press, 2017.
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