Game Design Workshop, Second Edition: A Playcentric Approach ...
Tracy Fullerton
The origin of species
Darwin, Charles, 1809-1882
Pagan and Christian in an Age of Anxiety: Some Aspects of Religious ...
E. R. Dodds
The Presocratic Philosophers
G. S. Kirk & J. E. Raven & M. Schofield
Selections From Science and Sanity: An Introduction to Non-Aristotelian ...
Alfred Korzybski
A Discourse on Method: Rightly Conducting the Reason, and Seeking ...
Rene. Descartes