Cita APA (7a ed.)

Colbert, E. H., Colbert, M. M., & Stinemetz, M. (1939). The Origin of the Dog: Wild dogs and Tame.

Cita Chicago Style (17a ed.)

Colbert, Edwin H., M. M. Colbert, y M. Stinemetz. The Origin of the Dog: Wild Dogs and Tame. 1939.

Cita MLA (8a ed.)

Colbert, Edwin H., et al. The Origin of the Dog: Wild Dogs and Tame. 1939.