Cita APA (7a ed.)

Huxley, J. (1964). Evolution in action (5th print.). New American Library.

Cita Chicago Style (17a ed.)

Huxley, Julian. Evolution in Action. 5th print. New York: New American Library, 1964.

Cita MLA (9a ed.)

Huxley, Julian. Evolution in Action. 5th print. New American Library, 1964.