GUPTA ASHOK [A]. (2006). HANDBOOK OF DRUG STORE AND BUSINESS MANAGEMENT. CBS PUBLISHERS DISTRIBUTORS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGUPTA ASHOK [A]. HANDBOOK OF DRUG STORE AND BUSINESS MANAGEMENT. NEW DELHI: CBS PUBLISHERS DISTRIBUTORS, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGUPTA ASHOK [A]. HANDBOOK OF DRUG STORE AND BUSINESS MANAGEMENT. CBS PUBLISHERS DISTRIBUTORS, 2006.
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