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Dyfyniad Arddull ChicagoBhasin, Jaspreet Kaur. Customer Relationship Management. New Delhi: Wiley India, 2012.
Dyfyniad MLABhasin, Jaspreet Kaur. Customer Relationship Management. Wiley India, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.