Debashis Sarkar. <br/><br/>
Tips for customer satisfaction. 
Debashis Sarkar. 
 - [S.l.] :  Beacon Books,  1997. 
 - 1 v. (unpaged) 
<br/><br/> Unknown Binding. 
<br/><br/><label>ISBN: </label>8186104461 9788186104460 
<br/><br/><label>Subjects--Personal Names: </label><br/>Debashis Sarkar.