Siegel, R. L., & Weinberg, L. (1977). Comparing public policies: United States, Soviet Union, and Europe. Dorsey Press.
Chicago Style (17. basım) AtıfSiegel, Richard L., ve Leonard Weinberg. Comparing Public Policies: United States, Soviet Union, and Europe. Homewood, Ill.: Dorsey Press, 1977.
MLA (8th ed.) AtıfSiegel, Richard L., ve Leonard Weinberg. Comparing Public Policies: United States, Soviet Union, and Europe. Dorsey Press, 1977.
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