APA (7th ed.) Citation

Colbert, E. H., & Morales, M. (1990). Evolution of the vertebrates: A history of the backboned animals through time (4th ed.). Wiley-Liss.

Chicago Style (17th ed.) Citation

Colbert, Edwin Harris, and Michael Morales. Evolution of the Vertebrates: A History of the Backboned Animals Through Time. 4th ed. New York [etc.]: Wiley-Liss, 1990.

MLA (9th ed.) Citation

Colbert, Edwin Harris, and Michael Morales. Evolution of the Vertebrates: A History of the Backboned Animals Through Time. 4th ed. Wiley-Liss, 1990.