The house of Hades (Heroes of Olympus #4)
Rick Riordan.
- paperback
- London : Puffin, 2013
- 597 p. ; 24 cm. pbk
- Heroes of Olympus Book 4 .
"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"--
9780141339207 c.2 9780141339191
Mythology, Roman --Fiction. Mythology, Greek--Fiction. Giants--Fiction. Camps--Fiction. Fantasy fiction Magic fiction Adventure fiction Legends, Greek Legends, Roman.