Mankiw,N.Gregory. <br/><br/>
Principles of microeconomics. 

 - 2nd  ed. 
 - Canada :  Thomson south-western,  2001. 
 - 503  p. :  ill ;    cm. 
<br/><br/>index. 
<br/><br/><label>ISBN: </label>9780030270161 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>economics.