Cofnodi Dyfyniadau
Dyfyniad APA
Ksir, C., Hart, C. L., & Ray, O. (2008). Drugs, society, and human behavior (12th ed.). McGraw-Hill.
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Dyfyniad Arddull Chicago
Ksir, Charles, Carl L. Hart, and Oakley Ray. Drugs, Society, and Human Behavior. 12th ed. Boston: McGraw-Hill, 2008.
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Dyfyniad MLA
Ksir, Charles, et al. Drugs, Society, and Human Behavior. 12th ed. McGraw-Hill, 2008.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.