Cita APA (7th ed.)

pfeiffer, J. E. (1969). The Emergence of man. Harper & Row.

Cita Chicago (17th ed.)

pfeiffer, John E. The Emergence of Man. New York: Harper & Row, 1969.

Cita MLA (9th ed.)

pfeiffer, John E. The Emergence of Man. Harper & Row, 1969.

Atenció: Aquestes cites poden no estar 100% correctes.