William J. Baumol & Alan S. Blinder <br/><br/>
Economics: Principles And Policy 

 - 7th ed. 
 -   The Dryden Press  ©1997 
<br/><br/><label>ISBN: </label>9780030250521  105105 
<br/><br/><label>Dewey Class. No.: </label>330/BAU