Bilbo's Last Song
J.R.R. Tolkien
The Fellowship of the Ring
The Fire Within
Chris D'Lacey
Camp Jupiter Classified
Rick Riordan
The Trials of Apollo (4.5)
The Son of Neptune
The Heroes of Olympus (2)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Burning Maze
The Trials of Apollo (3)