TRIZ for Dummies
Lilly Haines-Gadd
Redesigning the Future: A Systems Approach to Societal Problems
Russell Lincoln Ackoff
Philosophy of the Unconscious
Eduard von Hartmann
Spycraft
Robert Wallace & H. Keith Melton & Henry Robert Schlesinger
The Art of War
Sunzi & Tzu Sun
Faces of the enemy : reflections of the hostile imagination
Sam Keen