The Master Key Systeam
Charles Haanel & Gary Vurnum
Introduction to Field Theory
Iain T. Adamson
The Idea of Freedom - Volume 2
Mortimer Jerome Adler
How Civil Wars Start: And How to Stop Them
Barbara F. Walter
Shape: The Hidden Geometry of Information, Biology, Strategy, ...
Jordan Ellenberg
Nietzsche and the Nazis: A Personal View
Stephen R. C. Hicks