Ritzer, G. (1996). Sociological theory (4th ed.). McGraw-Hill Companies.
Chicago-viite (17. p.)Ritzer, George. Sociological Theory. 4th ed. New York: McGraw-Hill Companies, 1996.
MLA-viite (8. p.)Ritzer, George. Sociological Theory. 4th ed. McGraw-Hill Companies, 1996.
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