WELLNHOFER, P. D. (1991). The Illustrated Encyclopedia of Pterosaurs: An Illustrated National History of the Flying Reptiles of the Mesozoic Era. New York: Crescent Books.
Chicago Style CitationWELLNHOFER, Peter DR. The Illustrated Encyclopedia of Pterosaurs: An Illustrated National History of the Flying Reptiles of the Mesozoic Era. New York: Crescent Books, 1991.
MLA CitationWELLNHOFER, Peter DR. The Illustrated Encyclopedia of Pterosaurs: An Illustrated National History of the Flying Reptiles of the Mesozoic Era. New York: Crescent Books, 1991.
Warning: These citations may not always be 100% accurate.