"The 39 clues agent handbook: how to foil your enemies, double-cross your friends and find the clues first!" 

 - New York   Scholastic Inc.   2010 
 - 222 
<br/><br/><label>ISBN: </label>978-1-435-2583-4 
<br/><br/><label>Dewey Class. No.: </label>J T349