Não informado. (1926). Bulletin of the Peabody Museum of Natural History. Yale University, Peabody Museum of Natural History.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the Peabody Museum of Natural History. New Haven, Conn: Yale University, Peabody Museum of Natural History, 1926.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Bulletin of the Peabody Museum of Natural History. Yale University, Peabody Museum of Natural History, 1926.
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