Rick Riordan <br/><br/>
The lost hero/ 
Rick Riordan 
 - London :  Puffin,  2011. 
 - 554 p. ; 
 - Heroes of Olympus .
<br/><br/><label>ISBN: </label>9780141325491  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Novel English<br/>Literature English<br/>Literature
<br/><br/><label>Dewey Class. No.: </label>823  / RIC/L