The Complete Ante-Nicene, Nicene and Post-Nicene Collection ...
Church Fathers
The Philosophy of History
Georg Wilhelm Friedrich Hegel
Fundamentals of the Faith: Essays in Christian Appologetics
Peter J. Kreeft
The Marriage of Sense and Soul: Integrating Science and Religion
Kenneth E. Wilber
Kritik der Öffentlichen Meinung
Ferdinant Tönnies
Psychology Words
Gilda Berger