Dune
Frank Herbert
Heretics of Dune
Frank Herbert & Simon Vance & Bill Ransom & Domingo Santos & Guy Abadia
The Restaurant at the End of the Universe
Douglas Adams
The Hitchhiker's Guide to the Galaxy (2)
Permutation City
Greg Egan
What If? 2: Additional Serious Scientific Answers to Absurd ...
Randall Munroe
What If? (2)