Dyfyniad APA

Cochran, C. E. (1996). American public policy: An introduction (5th ed.). New York: St. Martin's Press.

Dyfyniad Arddull Chicago

Cochran, Clarke E. American Public Policy: An Introduction. 5th ed. New York: St. Martin's Press, 1996.

Dyfyniad MLA

Cochran, Clarke E. American Public Policy: An Introduction. 5th ed. New York: St. Martin's Press, 1996.

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