Oxford Dictionary of Scientific Quotations
Roy Porter & William F. Bynum
Bernard Williams
Mark P. Jenkins
Also sprach Zarathustra I-IV
Friedrich Wilhelm Nietzsche
Dark Night, Early Dawn: Steps to a Deep Ecology of Mind
Christopher M. Bache & Stanislaw Grof
Mathematical Logic
Heinz-Dieter Ebbinghaus & Jörg Flum & Wolfgang Thomas
Reliquary
Douglas Preston & Lincoln Child