Agarwal, Punam <br/><br/>
Operations research 

 - 2nd ed. 
 - Ludhiana  Kalyani publisher  2018 
 - 456 p. 
<br/><br/><label>ISBN: </label>9789327290783 
<br/><br/><label>Dewey Class. No.: </label>001.43 Ag15O