Hunt, R. M. (2002). Intercontinental migration of Neogene amphicyonids (Mammalia, Carnivora): Appearance of the Eurasian beardog Ysengrinia in North America. American Museum of Natural History.
Chicago-Zitierstil (17. Ausg.)Hunt, Robert M. Intercontinental Migration of Neogene Amphicyonids (Mammalia, Carnivora): Appearance of the Eurasian Beardog Ysengrinia in North America. New York, NY: American Museum of Natural History, 2002.
MLA-Zitierstil (9. Ausg.)Hunt, Robert M. Intercontinental Migration of Neogene Amphicyonids (Mammalia, Carnivora): Appearance of the Eurasian Beardog Ysengrinia in North America. American Museum of Natural History, 2002.
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