Carr, A. F. (1952). Handbook of turtles: The turtles of the United States, Canada, and Baja California. Comstock Pub. Associates.
Citación estilo ChicagoCarr, Archie Fairly. Handbook of Turtles: The Turtles of the United States, Canada, and Baja California. Ithaca, N.Y: Comstock Pub. Associates, 1952.
Cita MLACarr, Archie Fairly. Handbook of Turtles: The Turtles of the United States, Canada, and Baja California. Comstock Pub. Associates, 1952.
Warning: These citations may not always be 100% accurate.