Sheth, J. (2017). Customer Relationship Management (1st.). McGraw Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSheth, Jagdish. Customer Relationship Management. 1st. McGraw Hill, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSheth, Jagdish. Customer Relationship Management. 1st. McGraw Hill, 2017.
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