Hillier, frederick S. and Liberman Gerald J. <br/><br/>
Introduction to operations research 

 - 7th ed. 
 - New Delhi  Tata McGraw Hill  2001 
<br/><br/><label>ISBN: </label>9780070473874 
<br/><br/><label>Dewey Class. No.: </label>003  / T01 HIL L