Dragon Harper
Anne McCaffrey & Todd McCaffrey
Dragonriders of Pern (19)
Only in Death
Dan Abnett
Gaunt's Ghosts (11)
Threat Vector
Tom Clancy & Mark Greaney
Jack Ryan Jr. (4)
At the Edge of Space
C. J. Cherryh
The Lightning Thief
Rick Riordan
Percy Jackson and the Olympians (1)
The Last Olympian
Percy Jackson and the Olympians (5)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Chalice of the Gods
Percy Jackson and the Olympians (6)