Mayer,Robert R, & Greenwood,Ernest. (1980). The design of social policy research. Prentice Hall.
Chicago Edition CitationMayer,Robert R, and Greenwood,Ernest. The Design of Social Policy Research. New Jersey: Prentice Hall, 1980.
Deismireacht MLAMayer,Robert R, and Greenwood,Ernest. The Design of Social Policy Research. Prentice Hall, 1980.
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