Cochran, C. E. (1990). American public policy: An introduction (3rd ed.). St. Martin's Press.
Cita Chicago (17th ed.)Cochran, Clarke E. American Public Policy: An Introduction. 3rd ed. New York, NY: St. Martin's Press, 1990.
Cita MLA (8th ed.)Cochran, Clarke E. American Public Policy: An Introduction. 3rd ed. St. Martin's Press, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.