Keynes the Man
Murray Newton Rothbard
The Colossal Book of Mathematics: Classic Puzzles, Paradoxes, ...
Martin Gardner
Citizen Soldiers
Stephen E. Ambrose
Introduction to Probability
David F. Anderson & Timo Seppäläinen & Benedek Valkó
Gurdjieff His Work on Myself with Others for the Work
Irmis B. Popoff
Máquinas predictivas
Ajay Agrawal