Cita APA

Colbert, E. H. 1., & Colbert, E. H. 1. (1964). Dinosaurus: Their discovery and their world. --. New York, New York: Dutton.

Citación estilo Chicago

Colbert, Edwin Harris 1905-, y Edwin Harris 1905- Colbert. Dinosaurus: Their Discovery and Their World. --. New York, New York: Dutton, 1964.

Cita MLA

Colbert, Edwin Harris 1905-, y Edwin Harris 1905- Colbert. Dinosaurus: Their Discovery and Their World. --. New York, New York: Dutton, 1964.