Toward a Calculus of Concepts
Willard Van Orman Quine
Steiner versus Wittgenstein: Remarks on Differing Views of Mathematical ...
Charles Sayward
Why Work? Arguments for the Leisure Society
Freedom Press
Das Disziplinlose Gehirn: Was nun Herr Kant?
Georg Northoff
Math and Logic Games: A Book of Puzzles and Problems
Franco Agostini