Concepts of Proof in Mathematics, Philosophy, and Computer Science
Dieter Probst & Peter Schuster
Ontos Mathematical Logic (6)
How to Be Right
Greg Gutfeld
Progress and Poverty, Volumes I and II
Henry S. George
Breakthrough: Our Guerilla War to Expose Fraud and Save Democracy
James O'Keefe
The Visible and the Revealed
Jean-Luc Marion
Frankenstein's Castle: The Double Brain, Door to Wisdom
Colin Wilson