Gupta, Prem Kumar <br/><br/>
Operations research 
Prem Kumar Gupta,  
 - New Delhi  S. Chand & Company Pvt. Ltd.  1976 
 - xii, 1498p. 
<br/><br/><label>ISBN: </label>9788121902816 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research<br/>Research<br/>Quality control
<br/><br/><label>Dewey Class. No.: </label>001.424 G9592o