TY  - BOOK
AU  - Riordan,Rick
AU  - Riordan,Rick
TI  - The House of Hades
T2  - The heroes of Olympus
SN  - 9781423146773
U1  - Series Fic Heroes of Olympus 4 
PY  - 2015///, c2013
CY  - New York
PB  - Disney Hyperion Books
KW  - Mythology, Roman
KW  - Juvenile fiction
KW  - Mythology, Greek
KW  - Adventure stories, American
N1  - Includes a short story from the author's Percy Jackson & the Olympian's The demigod files: Percy Jackson & the sword of Hades; Includes bonus crossover story of the author's: The Crown of Ptolemy; 8-12
N2  - 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
ER  -