Varian,Hal R <br/><br/>
Intermediate Microeconomics 

 - 9th ed. 
 - Newyork  W.W Norton &Company  2014 
 - 566p. 
<br/><br/> Micro economics 
<br/><br/><label>ISBN: </label>9780393922615 
<br/><br/><label>Dewey Class. No.: </label>338.5  / VAR