Encyclopedia of Environmental Ethics and Philosophy
J. Baird Callicott & Robert Frodeman
Sacred Geometry: Symbolism and Purpose in Religious Structures
Nigel Pennick
Parmenides and Presocratic Philosophy
John Palmer & John Palmer, Jun
The Principles of History: And Other Writings in Philosophy ...
Robin George Collingwood & R. G. Collingwood
Codes, Ciphers, and Secret Languages
Fred B. Wrixon
The Inequality Paradox
Douglas McWilliams