Fred Foldvary on Green Taxes
Kevin Amos Carson
The Limitations of Marginal Utility
Thorstein Veblen
New Essays on Human Understanding Book III: Words
Gottfried Wilhelm Leibniz
New Essays on Human Understanding (3)
The Hunted Heroes
Robert Silverberg
The World as Will and Representation, Vol. 2
Arthur Schopenhauer
The World as Will and Representation, Vol. 1
Tractatus Logico-Philosophicus
Ludwig Wittgenstein
Principia Ethica
G. E. Moore
Essential Works of Lenin
Vladimir Ilyich Lenin
Economic and Philosophic Manuscripts of 1844
Karl Marx
Discourse on Metaphysics and The Monadology
Gottfried Wilhelm Leibniz & George R. Montgomery