Shanmugasundaram, S. <br/><br/>
Customer relationship management : modern trends and perspectives 
S. Shanmugasundaram. 
 - New Delhi  PHI Learning,  2008. 
 - xix; 276 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>8120333268 (paperback) 9788120333260 (paperback) 
<br/><br/><label>Source: </label> 386 PKR