N or M?
Agatha Christie
Tommy and Tuppence (3)
Heaven Cent
Piers Anthony
Xanth (11)
Rage of a Demon King
Raymond E. Feist
Riftwar: Serpentwar Saga (3)
Here, There Be Dragons
James A. Owen
Chronicles of the Imaginarium Geographica (1)
The Guns of Avalon
Roger Zelazny
Chronicles of Amber (2)
The Courts Of Chaos
Chronicles of Amber (5)