Life, the Universe and Everything
Douglas Adams
Hitchhiker's Guide to the Galaxy (3)
Sundiver
David Brin
Uplift (1)
The Restaurant at the End of the Universe
Hitchhiker's Guide to the Galaxy (2)
Flight of Exiles
Ben Bova
Exiles (Ben Bova) (2)
Trader to the Stars
Poul Anderson
Nicholas Van Rijn (2)