Cita APA

Pfeiffer, J. E. (1972). The emergence of man (2nd edition.). Harper & Row.

Citación estilo Chicago

Pfeiffer, John E. The Emergence of Man. 2nd edition. New York: Harper & Row, 1972.

Cita MLA

Pfeiffer, John E. The Emergence of Man. 2nd edition. Harper & Row, 1972.

Warning: These citations may not always be 100% accurate.