Vrat, Prem <br/><br/>
Productivity management :  a systems approach  

 - London     Narosa publishing house  1998 
<br/><br/><label>ISBN: </label>978 81 7319 147 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PRODUCTS MANAGEMENT
<br/><br/><label>Dewey Class. No.: </label>658 515 VRA NO 4