Hartley, Ronald V. <br/><br/>
Operations research :  a managerial emphasis / 
Ronald V. Hartley. 
 - Pacific Palisades, Calif. :  Goodyear Pub. Co.,  c1976. 
 - xviii, 795 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0876206410 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.