Riordan, Rick <br/><br/>
The House of Hades / 
Rick Riordan. 
 - 1st Disney Hyperion US pbk. 
 - New York :  Disney Hyperion Books,  2015, c2013. 
 - 597 pages:   illustrations  19 cm. 
 - The heroes of Olympus; book four. .
<br/><br/>Greek and Roman demigods from the Prophecy of Seven must work together to seal the Doors of Death--and help Percy and Annabeth escape the Underworld in the process. 
<br/><br/><br/>in English 
<br/><br/><label>ISBN: </label>978-1-142314677-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mythology, Roman--Juvenile fiction.<br/>Mythology, Greek--Juvenile fiction.<br/>Adventure stories, American.
<br/><br/><label>LC Class. No.: </label>R58h 2015 bk.4