Nonmonotonic Reasoning: Logical Foundations of Commonsense
Gerhard Brewka
A Study of History Volume 1
Arnold J. Toynbee
Integral Psychology: Consciousness, Spirit, Psychology, Therapy
Kenneth E. Wilber
Lost Enlightenment: Central Asia's Golden Age From the Arab ...
S. Frederick Starr
The Fourth Dimension - Sacred Geometry, Alchemy, and Mathematics
Rudolf Steiner
Philosophy and History of Science
Hans Radder
Adam Smith
James R. Otteson