Riordan, Rick, <br/><br/>
The son of neptune / 
Rick Riordan. 
 - New York :  Hyperion Books,  2011. 
 - 1 volume (various pagings) : 
<br/><br/><label>ISBN: </label>978-142314199-0 
<br/><br/><label>Dewey Class. No.: </label> / R47