Hal R. Varian - <br/><br/>
Intermediate Microeconomics: A Modern Approach 

 - 4th ed 
 -   W.W Norton & Company, New York  ©1996 
<br/><br/><label>ISBN: </label>9780393969986  80 
<br/><br/><label>Dewey Class. No.: </label>338.5/VAR