Henry, William R. <br/><br/>
Managerial Economics Analysis and Cases 
/ by William R. Henry 
 - 4th ed. 
 - Texas:  Business Publications, Inc.,  1978. 
 - xvi, 708p.; 
<br/><br/><label>ISBN: </label>0256020795 
<br/><br/><label>Dewey Class. No.: </label>331.714  / HEN/M