Hmm...I Did Not Know That, 1,000 random & interesting facts ...
AP Holiday
The Blackwell Guide to the Philosophy of Language
Michael Devitt & Richard Hanley
Psicología integral
Kenneth E. Wilber
Revolution and World Politics: The Rise and Fall of the Sixth ...
Fred Halliday
You Will Survive Doomsday
Bruce M. Beach
An Outline of Psychoanalysis
Sigmund Freud