The Restaurant at the End of the Universe
Douglas Adams
Hitchhiker's Guide to the Galaxy (2)
Dirk Gently's Holistic Detective Agency
Dirk Gently (1)
Last Chance to See
Douglas Adams & Mark Carwardine
Life, the Universe, and Everything
Mostly Harmless
Hitchhiker's Guide to the Galaxy (5)
So Long, and Thanks for All the Fish
Hitchhiker's Guide to the Galaxy (4)
The Long Dark Tea-Time of the Soul
The Meaning of Liff
Douglas Adams & John Lloyd
The Salmon of Doubt: Hitchhiking the Galaxy One Last Time
Dirk Gently (3)
The Ultimate Hitchhiker's Guide