Cita APA (7th ed.)

Van Vogt, A. E. (1967). The changeling. Macfadden-Bartell.

Cita Chicago (17th ed.)

Van Vogt, A. E. The Changeling. New York: Macfadden-Bartell, 1967.

Cita MLA (8th ed.)

Van Vogt, A. E. The Changeling. Macfadden-Bartell, 1967.