Ritzer, G. (2000). Sociological theory (5th.ed.). McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)Ritzer, George. Sociological Theory. 5th.ed. New York: McGraw-Hill, 2000.
Tohutoro MLA (9th ed.)Ritzer, George. Sociological Theory. 5th.ed. McGraw-Hill, 2000.
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