N Or M?
Agatha Christie
Tommy and Tuppence (3)
DW20 - Hogfather
Terry Pratchett
Discworld (20)
Magi'i Of Cyador
L.E. Modesitt
Recluce (10)
Pastwatch
Orson Scott Card
Pastwatch (1)
Ender's Game
The Ender Saga (1)