The Tyrant's Tomb
Rick Riordan
The Trials of Apollo (4)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Sun and the Star
Rick Riordan & Mark Oshiro
Nico Di angelo Adventures (1)
Camp Half-Blood Confidential: Your Real Guide to the Demigod ...
Icefire
Chris D'Lacey
Fire Star