Kalavathy, s <br/><br/>
Operations research 

 - 4th ed. 
 - Noida  Vikas Publishing House  2015 
 - xviii, 533 p. 
<br/><br/> 2252 14/01/2016 HBD15/1543 30/01/2016 Main Budget 
<br/><br/><label>ISBN: </label> RS385 
<br/><br/><label>Dewey Class. No.: </label>658.4034 K124O(4)