Gupta, Prem Kumar; Hira, D S <br/><br/>
Operations research / 
Gupta, Prem Kumar; Hira, D S 
 -  S Chand & Co. Pvt Ltd., New Delhi,  2006 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780131889231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>Dewey Class. No.: </label>001.424 GUP-O