Dyfyniad APA

Weimer, D. L., & Vining, A. R. (1999). Policy analysis: Concepts and practice (Third edition.). Prentice Hall.

Dyfyniad Arddull Chicago

Weimer, David Leo, and Aidan R. Vining. Policy Analysis: Concepts and Practice. Third edition. Upper Saddle River, N.J.: Prentice Hall, 1999.

Dyfyniad MLA

Weimer, David Leo, and Aidan R. Vining. Policy Analysis: Concepts and Practice. Third edition. Prentice Hall, 1999.

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