Freakonomics
Steven D Levitt
Pistoolvinger
Henk Blanken
Intelligence: A Very Short Introduction
Ian J. Deary
Thinking, Fast and Slow
Daniel Kahneman
The Sign of Four
Arthur Conan Doyle
Sherlock Holmes (2)
The Valley of Fear
Sherlock Holmes (7)
A Study in Scarlet
Sherlock Holmes (1)
The Hound of the Baskervilles
Sherlock Holmes (5)