Levin, Richard I.,  <br/><br/>
Quantitative approaches to management / 
Richard I. Levin, Charles A. Kirkpatrick. 
 - 4th edition 
 - Auckland:   McGraw-Hill,   1978. 
 - xxi, 625 pages :  illustrations ;  24 cm. 
<br/><br/> International Student Edition. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0070374236 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.