Riordan, Rick.  <br/><br/>
The 39 clues: the maze of bones  

 - New York   Scholastic Inc.   2008 
 - 220 
<br/><br/><label>ISBN: </label>13: 978-0-545-10075-5 
<br/><br/><label>Dewey Class. No.: </label>J R479t