Case, Karl E. <br/><br/>
Principles of economics. 

 - 5th  ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  1999. 
 - xxx, 912  p. :  col. ill ;    cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0130957100 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.