Gupta, P.K. <br/><br/>
Operations Research. 
By  P.K. Gupta 
 - NULL 
 - NULL  S.Chand & Co., New Delhi.  NULL 
 - NULL 
<br/><br/> Engineering 
<br/><br/><label>ISBN: </label>NULL 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical