Dyfyniad APA

Theodoulou, S. Z., & Cahn, M. A. (1995). Public policy: The essential readings. Prentice Hall.

Dyfyniad Arddull Chicago

Theodoulou, Stella Z., and Matthew Alan Cahn. Public Policy: The Essential Readings. Englewood Cliffs, N.J.: Prentice Hall, 1995.

Dyfyniad MLA

Theodoulou, Stella Z., and Matthew Alan Cahn. Public Policy: The Essential Readings. Prentice Hall, 1995.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.