Karl Popper and the Social Sciences
William A. Gorton
Mathematics and plausible reasoning, volumes 1 and 2
György Pólya
Biology and Knowledge: An Essay on the Relations Between Organic ...
Jean Piaget
The Economics and Ethics of Private Property: Studies in Political ...
Hans-Hermann Hoppe
Agricultural Regions and Agrarian History in England, 1500–1750
Joan Thirsk
Hymns to an unknown God : awakening the spirit in everyday life
Sam Keen