On a Pale Horse
Piers Anthony
Incarnations of Immortality (1)
The Grey King
Susan Cooper
The Dark Is Rising (4)
The Subtle Knife
Philip Pullman
His Dark Materials (2)
Wizards: The Myths, Legends, and Lore
Aubrey Sherman
The Unseen Realm: Recovering the Supernatural Worldview of the ...
Michael S. Heiser
Summa Theologica
Saint Thomas Aquinas