Patton, C. V., & Sawicki, D. S. (1993). Basic methods of policy analysis and planning (2nd ed.). Prentice-Hall.
Chicago Style (17. basım) AtıfPatton, Carl V., ve David S. Sawicki. Basic Methods of Policy Analysis and Planning. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1993.
MLA (9th ed.) AtıfPatton, Carl V., ve David S. Sawicki. Basic Methods of Policy Analysis and Planning. 2nd ed. Prentice-Hall, 1993.
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