Mostly Harmless
Douglas Adams
The Hitchhiker's Guide to the Galaxy (5)
Direct Descendant
Tanya Huff
The Silence of Unworthy Gods
Andrew Rowe
Arcane Ascension (4)
The House of Hades
Rick Riordan
Heroes of Olympus (4)
The Hitchhiker's Guide to the Galaxy
Douglas Adams & Eoin Colfer
The Hitchhiker's Guide to the Galaxy (1)
Life, the Universe and Everything
The Hitchhiker's Guide to the Galaxy (3)