Gupta, Prem Kumar <br/><br/>
Operations research / 
Prem Kumar Gupta, D. S. Hira 
 - 7th rev. ed. 
 - New Delhi :  S. Chand,  2014. 
 - xii, 1498 p. 
<br/><br/><label>ISBN: </label>9788121902816 8121902819 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research
<br/><br/><label>Dewey Class. No.: </label>658.4034  / GUP