The Serpent's Shadow
Rick Riordan
The Kane Chronicles (3)
The Time Machine
H. G. Wells
The Once and Future King
T. H. White
Demon: Archive of the God Eater book 1 (The God Eater Saga)
Rob J. Hayes
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
Percy Jackson's Companion Books (3)
The Dark Prophecy
The Trials of Apollo (2)