What Were the Crusades?
Jonathan Simon Christopher Riley-Smith
Beginning Ethics: An Introduction to Moral Philosophy
Lewis Vaughn
Philosophy for Everyone
Massimi, Michela & Chrisman, Matthew & Pritchard, Duncan & Fletcher, Guy & Mason, Elinor & Lavelle, Jane Suilin & Richmond, Alasdair & Ward, Dave
Zen and the Art of Motorcycle Maintenance: An Inquiry Into Values
Robert M. Pirsig
The Next 200 Years: A Scenario for America and the World
Herman Kahn & William Morle Brown & William Brown & Leon Martel
Our Cosmic Habitat
Lord Martin Rees
Princeton Science Library (88)