Citazione Stile APA (7a Edizione)

Birkland, T. A. (2020). An introduction to the policy process: Theories, concepts, and models of public policy making (5th ed.). Routledge.

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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