Cita APA (7a ed.)

Stanley, W. M., & Valens, E. G. (1961). Viruses and the nature of life. Dutton.

Cita Chicago Style (17a ed.)

Stanley, Wendell M., y Evans G. Valens. Viruses and the Nature of Life. New York: Dutton, 1961.

Cita MLA (8a ed.)

Stanley, Wendell M., y Evans G. Valens. Viruses and the Nature of Life. Dutton, 1961.