Cita APA (7th ed.)

Olson, E. C. (1965). The evolution of life. New American Library.

Cita Chicago (17th ed.)

Olson, Everett Claire. The Evolution of Life. New York: New American Library, 1965.

Cita MLA (8th ed.)

Olson, Everett Claire. The Evolution of Life. New American Library, 1965.

Atenció: Aquestes cites poden no estar 100% correctes.