The Salmon of Doubt
Douglas Adams
Dirk Gently (3)
The Long Dark Tea-Time of the Soul
Dirk Gently (2)
Starship Titanic
So Long, and Thanks for All the Fish
Hitchhiker's Guide to the Galaxy (4)
Mostly Harmless
Hitchhiker's Guide to the Galaxy (5)
The Restaurant at the End of the Universe
Hitchhiker's Guide to the Galaxy (2)
Hitchhiker's Guide to the Galaxy
The Hitchhiker's Guide to the Galaxy (1)
Life, the Universe and Everything
The Hitchhiker's Guide to the Galaxy (3)
Dirk Gently's Holistic Detective Agency
Dirk Gently (1)