Carnap, The Ramsey-sentence and Realistic Empiricism
Stathis Psillos
The History of Political Thought: A Very Short Introduction
Richard Whatmore
The Conquest of Bread
Pyotr Kropotkin
Beantwortung der Frage: Was ist Aufklärung?
Immanuel Kant
People Money: The Promise of Regional Currencies
Bernard A. Lietaer & Margrit Kennedy & John Rogers