Ravindran, A <br/><br/>
Operations Research: Principles And Practice 

 - 2nd ed 
 - New York  John Wiley And Sons  1987 
 - xviii,637p;pbk,illu. 
<br/><br/><label>ISBN: </label>0 471 85980 x 
<br/><br/><label>Dewey Class. No.: </label>003/Rav