Haddix, Margaret Paterson.  <br/><br/>
The 39 clues: into the gauntlet 

 - New York   Scholastic Inc.   2010 
 - 327 
<br/><br/><label>ISBN: </label>978-0-545-15296-9 
<br/><br/><label>Dewey Class. No.: </label>J H117ti