Gupta, Prem Kumar <br/><br/>
Operations Research 
Prem Kumar Gupta 
 - Ram Nagar,New Delhi  S.Chand $ company pvt ltd  2008 
 - xii,1498p  24cm 
<br/><br/><label>ISBN: </label>8121902819 
<br/><br/><label>LC Class. No.: </label>T57.6  / .G87 2008