Percy Jackson   And the Battle of the labyrinth 
Rick Riordan 
 - New York  Puffin  Books  2008 
<br/><br/><label>ISBN: </label>9780141346830 
<br/><br/><label>ISSN: </label>9780141346830 
<br/><br/><label>LC Class. No.: </label>EJF RIO 
<br/><br/><label>Dewey Class. No.: </label>EJF RIO