Vrat,Prem <br/><br/>
Productivity management: a systems approach / 
Vrat,Prem. 
 - New Delhi:  Narosa Publishing House,  1998. 
 - xxvi,300p;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8173191476 
<br/><br/><label>Dewey Class. No.: </label>658.5 VRA