The secret adversary
Agatha Christie
Tommy and Tuppence (1)
Speaker For The Dead
Orson Scott Card
The Ender Saga (2)
Body Double
Tess Gerritsen
Rizzoli & Isles (4)
The Dolphins of Pern
Anne McCaffrey
Dragonriders Of Pern (13)
The Forever War
Joe Haldeman