PREMKUMAR  GUPTA  D.SHIRA <br/><br/>
OPERATIONS RESERCH  

 - RAMNAGAR,NEW DELHI  S.CAHND&COMPANY LTD  2001 
<br/><br/><label>ISBN: </label>81-219-0281-9 
<br/><br/><label>Dewey Class. No.: </label>658.4034  / GUP/O