Riordan, Rick,  <br/><br/>
The Maze of bones :   The 39 clues 

 - [220 pages] :   illustrations ;   20 cm + 
<br/><br/><label>ISBN: </label>9780545060394 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Treasure hunt (Game) Fiction.
<br/><br/><label>Dewey Class. No.: </label>823