Rick Riordan. <br/><br/>
The Blood of Olympus / 
Rick Riordan. 
 - London :  Puffin Books,  2014. 
 - 577 ;  24 cm. 
<br/><br/><label>ISBN: </label>9780141339252 
<br/><br/><label>Dewey Class. No.: </label>F RIO/O