Style de citation APA (7e éd.)

Coombs, M. C. (1979). Tylocephalonyx, a new genus of North American dome-skulled chalicotheres (Mammalia, Perissodactyla). American Museum of Natural History.

Style de citation Chicago (17e éd.)

Coombs, Margery Chalifoux. Tylocephalonyx, a New Genus of North American Dome-skulled Chalicotheres (Mammalia, Perissodactyla). New York: American Museum of Natural History, 1979.

Style de citation MLA (9e éd.)

Coombs, Margery Chalifoux. Tylocephalonyx, a New Genus of North American Dome-skulled Chalicotheres (Mammalia, Perissodactyla). American Museum of Natural History, 1979.