Ravindran, A <br/><br/>
Operations research:  principles and practice/2nd Ed. 
A. Ravindran, Don T. Philips, James J. Solberg 
 - 2nd 
 - New York:  John Wiley & Sons  2005 
 - xviii, 637p.; 
<br/><br/><label>ISBN: </label>9971 51 302 1 
<br/><br/><label>Dewey Class. No.: </label>519.8  / RAV