Back story
Robert B. Parker
Spenser novels (30)
THE LEGEND OF MOTHER SARAH - VOLUME 1
TUNNEL TOWN (1996) (DARK HORSE) (Katsuhiro Otomo)
The secret adversary
Agatha Christie
Tommy and Tuppence (1)
Dirk Gently's Holistic Detective Agency
Douglas Adams
Dirk Gently (1)
Wiseguy: life in a Mafia family
Nicholas Pileggi