Riordan, Rick <br/><br/>
The battle of the Labyrinth / 
Rick Riordan. 
 - New York :  Disney Hyperion Books,  2009. 
 - 361 p. ;  20 sm. 
 - Percy Jackson and the Olympians  4 .
<br/><br/><label>ISBN: </label>978-1-4231-0149-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>American literature