Cita APA (7a ed.)

Stocking, G. W., & Watkins, M. W. (1951). Monopoly and free enterprise. Twentieth Century Fund.

Cita Chicago Style (17a ed.)

Stocking, George W., y Myron Webster Watkins. Monopoly and Free Enterprise. New York: Twentieth Century Fund, 1951.

Cita MLA (9a ed.)

Stocking, George W., y Myron Webster Watkins. Monopoly and Free Enterprise. Twentieth Century Fund, 1951.