Guards! Guards!
Terry Pratchett
A Stroke of Midnight
Laurell K. Hamilton
L Is for Lawless
Sue Grafton
Rich Dad, Poor Dad
Robert Kiyosaki
Beyond Good and Evil: Prelude to a Philosophy of the Future
Friedrich Wilhelm Nietzsche
A short history of nearly everything
Bill Bryson
The demon-haunted world: science as a candle in the dark
Carl Sagan