Gupta, Prem Kumar <br/><br/>
Operations Research 

 - 1st  
 - New Delhi  S. Chand & Company  2002 
 - 1055p. 
<br/><br/><label>ISBN: </label>9788121902189 
<br/><br/><label>Dewey Class. No.: </label>658.40  / Gup-O