Cita APA (7a ed.)

Kelly, R., & Rieve, E. (1956). Nine lives for labor. New York: Frederick A. Praeger.

Cita Chicago Style (17a ed.)

Kelly, Richard, y Emil Rieve. Nine Lives for Labor. New York: Frederick A. Praeger, 1956.

Cita MLA (8a ed.)

Kelly, Richard, y Emil Rieve. Nine Lives for Labor. New York: Frederick A. Praeger, 1956.