Freakonomics  A Rogue Economist Explores the Hidden Side of Everything 
Steven D. Levitt & Stephen J. Dubner.  
 - xxvi, 315 p.  21 cm. 
<br/><br/><label>ISBN: </label>9780141030081 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics--Psychological aspects.