Dye, T. R. (1995). Understanding public policy (8th ed.). Prentice Hall.
Cita Chicago (17th ed.)Dye, Thomas R. Understanding Public Policy. 8th ed. Englewood Cliffs, N.J: Prentice Hall, 1995.
Cita MLA (9th ed.)Dye, Thomas R. Understanding Public Policy. 8th ed. Prentice Hall, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.