Cita APA

Campbell, B. G., & Campbell, B. G. (1976). Human evolution: An introduction to man's adaptations (2. edition.). Nueva York: Aldine.

Citación estilo Chicago

Campbell, Bernard Grant, y Bernard Grant Campbell. Human Evolution: An Introduction to Man's Adaptations. 2. edition. Nueva York: Aldine, 1976.

Cita MLA

Campbell, Bernard Grant, y Bernard Grant Campbell. Human Evolution: An Introduction to Man's Adaptations. 2. edition. Nueva York: Aldine, 1976.