Hillier, Frederick S. <br/><br/>
Introduction to operations research 

 - 6a ed. 
 -  McGraw Hill  1995 
<br/><br/><label>ISBN: </label>0078414474 0071139893 
<br/><br/><label>Standard No.: </label>9780078414473  90000 9780071139892 
<br/><br/><label>LC Class. No.: </label>T57.6  / .H54 1995