The Big Trip Up Yonder
Kurt Vonnegut
The Reaction in Germany: A Fragment of a Frenchman
Mikhail Bakunin
Kant's Prolegomena to Any Future Metaphysics
Immanuel Kant
Logic: A Very Short Introduction
Graham Priest
Earthy Realism: The Meaning of Gaia
James Lovelock & Mary Midgley
Theory of the Earth
Thomas Nail