Prem Kumar Gupta <br/><br/>
Operations Research 
Prem Kumar Gupta 
 - India  S.Chand  2007 
 - 1377p 
<br/><br/><label>ISBN: </label>81-219-0281-9 
<br/><br/><label>Dewey Class. No.: </label>003 G9775 O