"Levitt, Steven D." <br/><br/>
Frekonomics 

 - London  Penguin Books  2005 
 - 320p. 
<br/><br/><label>ISBN: </label>141019018 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics - research
<br/><br/><label>Dewey Class. No.: </label>330.72 LEV