The Ultimate Hitchhiker's Guide to the Galaxy
Douglas Adams
Rides a Dread Legion
Raymond E. Feist
Riftwar: Demonwar Saga (1)
Robots & Empire
Isaac Asimov
Robot (4)
The Crystal City
Orson Scott Card
Tales of Alvin Maker (6)
The Titan's Curse
Rick Riordan
Percy Jackson (3)
The Battle of the Labyrinth
Percy Jackson (4)
The Last Olympian
Percy Jackson (5)