Gupta, R K <br/><br/>
Operations research 

 - 4 
 - Meerut  Krishna Prakashan Media  2014 
 - 688p.  
<br/><br/> Replaced the copy on 17/07/2015. Includes index 
<br/><br/><label>ISBN: </label>9788182834613 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research -- mathematics