Dyfyniad APA

Birkland Thomas A. (2020). Introduction to the policy process: Theories, concepts, and models of public policy making (5th ed.). Routledge (Taylor and Francis).

Dyfyniad Arddull Chicago

Birkland Thomas A. Introduction to the Policy Process: Theories, Concepts, and Models of Public Policy Making. 5th ed. New York: Routledge (Taylor and Francis), 2020.

Dyfyniad MLA

Birkland Thomas A. Introduction to the Policy Process: Theories, Concepts, and Models of Public Policy Making. 5th ed. Routledge (Taylor and Francis), 2020.

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