Cita APA

Doumani, G. A., & Long, W. E. (1962). The ancient life of the Artic. California: W.H. Freeman.

Citación estilo Chicago

Doumani, George A., y William E. Long. The Ancient Life of the Artic. California: W.H. Freeman, 1962.

Cita MLA

Doumani, George A., y William E. Long. The Ancient Life of the Artic. California: W.H. Freeman, 1962.