Ender's Shadow
Orson Scott Card
So Long, and Thanks for All the Fish
Douglas Adams
The ultimate hitchhiker's guide to the galaxy
Children of Dune
Frank Herbert
The Restaurant at the End of the Universe: Hitchhiker's Guide ...
Mostly Harmless
Hitchhiker's Guide to the Galaxy (5)
Life, the Universe and Everything
Hitchhiker's Guide to the Galaxy (3)
Anansi Boys
Neil Gaiman