Dyfyniad APA

Dunn, W. N. (1994). Public policy analysis: An introduction (2nd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Dunn, William N. Public Policy Analysis: An Introduction. 2nd ed. New Jersey: Prentice Hall, 1994.

Dyfyniad MLA

Dunn, William N. Public Policy Analysis: An Introduction. 2nd ed. Prentice Hall, 1994.

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