Cita APA (7a ed.)

Lorenz, K., Mündl, K., & Bosley, R. D. (1990). On life and living. St. Martin's Press.

Cita Chicago Style (17a ed.)

Lorenz, Konrad, Kurt Mündl, y Richard D. Bosley. On Life and Living. New York: St. Martin's Press, 1990.

Cita MLA (9a ed.)

Lorenz, Konrad, et al. On Life and Living. St. Martin's Press, 1990.