Levin, R. I. <br/><br/>
Quantitative approaches to management. 

 - 5th. 
 - New york :  MacGraw - Hill,  1982. 
 - xix, 763pages : illustrations (some coloured) 
<br/><br/> Bibliography. 
<br/><br/><label>ISBN: </label>007037468 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.<br/>Operations research.