An Introduction to Fuzzy Sets
Valdemar F. Andersen
Ecoscience: Population, Resources, Environment
John P. Holdren & Paul R. Ehrlich & Anne H. Ehrlich
Redeeming Mathematics: A God-Centered Approach
Vern S. Poythress
Karl Popper and the Social Sciences
William A. Gorton
Controlled Natural Language: Workshop on Controlled Natural ...
Norbert E. Fuchs
Stoic Six Pack 6: The Cyrenaics
Xenophon & Marcus Tullius Cicero & Diogenes Laërtius & Plato & William Smith