Schaefer, R. T. (2010). Sociology (10th ed.). McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)Schaefer, Richard T. Sociology. 10th ed. New York: McGraw-Hill, 2010.
Tohutoro MLA (9th ed.)Schaefer, Richard T. Sociology. 10th ed. McGraw-Hill, 2010.
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