DiGregorio, G. J. (1996). Handbook of commonly prescribed drugs. West Chester, PA: Medical Surveillance Inc.
शिकागो स्टाइल उद्धरणDiGregorio, G. John. Handbook of Commonly Prescribed Drugs. West Chester, PA: Medical Surveillance Inc, 1996.
एमएलए उद्धरणDiGregorio, G. John. Handbook of Commonly Prescribed Drugs. West Chester, PA: Medical Surveillance Inc, 1996.
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