Gans,Joshua S. <br/><br/>
Principles of Microeconomics. 
Joshua S.Gans 
 - 6th ed. 
 - London.  Harcourt.  2015. 
 - 571p. 
<br/><br/><label>ISBN: </label>9780170248525 
<br/><br/><label>LC Class. No.: </label>338.5 
<br/><br/><label>Dewey Class. No.: </label>338.5