Sharna, J K <br/><br/>
Operations Research:theory and applications/ 4th Ed. 
J K Sharma 
 - 4th Ed. 
 - New Delhi  Mac Millan  2010 
 - xviii, 958p. 
<br/><br/><label>ISBN: </label>9 780230 638853 
<br/><br/><label>Dewey Class. No.: </label>519.8  / SHA