Stewart, J., Hedge, D. M., & Lester, J. P. (2008). Public policy: An evolutionary approach (3rd ed.). Thomson/Wadsworth.
Chicago Style (17. basım) AtıfStewart, Joseph, David M. Hedge, ve James P. Lester. Public Policy: An Evolutionary Approach. 3rd ed. Belmont, California: Thomson/Wadsworth, 2008.
MLA (9th ed.) AtıfStewart, Joseph, et al. Public Policy: An Evolutionary Approach. 3rd ed. Thomson/Wadsworth, 2008.
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