Rai,Alok Kumar <br/><br/>
Customer relationship management:   Concepts and cases/ 
by Alok Kumar Rai 
 - 2nd ed. 
 - Delhi:  PHI Learning,  2016. 
 - xxiv,501p. 
<br/><br/><label>ISBN: </label>9788120346956 
<br/><br/><label>Dewey Class. No.: </label>658.812  / RAI/C