Cita APA (7a ed.)

Hull, E. R., & Wynne, J. J. (1920). Man's great concern: The management of life. P.J. Kenedy & sons.

Cita Chicago Style (17a ed.)

Hull, Ernest Reginald, y John J. Wynne. Man's Great Concern: The Management of Life. New York: P.J. Kenedy & sons, 1920.

Cita MLA (9a ed.)

Hull, Ernest Reginald, y John J. Wynne. Man's Great Concern: The Management of Life. P.J. Kenedy & sons, 1920.