Game Engine Gems, Volume One
Eric Lengyel
Game Engine Gems (1)
Thus spoke Zarathustra
Nietzsche, Friedrich Wilhelm, 1844-1900
Electricity and matter
Thomson, J. J. (Joseph John), Sir, 1856-1940
Great Transformations: Economic Ideas and Institutional Change ...
Mark Blyth
A Theory of Fun for Game Design
Raph Koster