Chawla,K.k. <br/><br/>
Operations Research 

 - 2nd  Edition ed. 
 - Ludhiana  Kalyani publisher  2018 
 - 534 p. 
<br/><br/><label>ISBN: </label>9789327292721 
<br/><br/><label>Dewey Class. No.: </label>003 c330