Functional Python Programming
Steven F. Lott
The Philosophical Writings of Descartes: Volume 1
René Descartes
Ganzheitlich Handeln
Kenneth E. Wilber
On Ayn Rand
Allan Gotthelf
Can Mathematics Be Proved Consistent?: Gödel's Shorthand Notes ...
Jan von Plato
Schaum's Outline of Advanced Mathematics for Engineers and Scientists
Murray Spiegel