Spy Book: The Encyclopedia of Espionage
Norman Polmar & Thomas B. Allen
Philosophy
Ayn Rand
The Sacred Geometry of the Platonic Solids - Article
Stephen M. Phillips
Play, Dreams and Imitation in Childhood
Jean Piaget
The Meaning of Happiness
Alan W. Watts
The Covenants: Edenic, Adamic, Noahic, Abrahamic, Mosaic, Palestinian, ...
Kevin J. Conner & Ken Malmin
Mere Christianity
C. S. Lewis