Levitt, Steven D <br/><br/>
Freakonomics :  a rogue economist explores the hidden side of everything. 

 - New York :  HarperCollins Publishers,  2009. 
 - xvii, 270 p.  23 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780061932922 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>330 LEV