The mark of Athena/ 
Rick Riordan. 
 - New York:  Disney Hyperion,  2012. 
 - 586p. 
 -  The heroes of olympus.  vol. 3. .
<br/><br/><label>ISBN: </label>9781423142003 
<br/><br/><label>Dewey Class. No.: </label>FIC R4791 2012