The Dark Prophecy
Rick Riordan
The Trials of Apollo (2)
Wrath of the Triple Goddess
Percy Jackson and the Olympians (7)
The Lightning Thief
Percy Jackson and the Olympians (1)
The Fellowship of the Ring
J.R.R. Tolkien
The Letters of J. R. R.Tolkien
J. R. R. Tolkien & Christopher Tolkien & Humphrey Carpenter