Williams, H. Paul <br/><br/>
Model building in mathematical programming / 

 - 5th 
 - New York:  John Wiley,  2013 
 - xx, 411p. Bibl. Index 
<br/><br/><label>ISBN: </label>9781118443330 
<br/><br/><label>Dewey Class. No.: </label>519.7  / W723.MB