Riordan,Rick <br/><br/>
Heroes of olympus: The son of naptune/by Rick Riordan 

 - England  Puffin books  2011 
 - 521p. 
<br/><br/><label>ISBN: </label>9780141335728 
<br/><br/><label>Dewey Class. No.: </label>823  R479H