APA (7th ed.) Zitazioa
McCool, D. C. Public Policy Theories, Models, and Concepts: An Anthology. Prentice-Hall.
Chicago Style (17th ed.) Zitazioa
McCool, Daniel C. Public Policy Theories, Models, and Concepts: An Anthology. Upper Saddle River, EUA: Prentice-Hall.
MLA (9th ed.) Zitazioa
McCool, Daniel C. Public Policy Theories, Models, and Concepts: An Anthology. Prentice-Hall.
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