Hillier, Frederick S. <br/><br/>introduction to operations research Frederick S. Hillier  - California:  Hol den- Day, Incorporated;  c1980  - 827 pages:  with Illustrations;  25 cm. <br/><br/>Includes index <br/><br/><label>ISBN: </label>0816238677 <br/><br/><label>LC Class. No.: </label>T57.6  / .H6543 1980