12 books • 4 series
Einfuhrung in Das Mathematische Denken
Introduction to Mathematical Thinking: The Formation of Concepts in Modern Mathematics
Introduction to Mathematical Thinking (Dover Books on Mathematics)
Voices of Wittgenstein
Voices of Wittgenstein: The Vienna Circle
Ethics and the Will (Vienna Circle Collection, #21)
Lectures on the Philosophy of Mathematics (Studien zur OEsterreichischen Philosophie, #4)
Wittgenstein and the Vienna Circle
Ludwig Wittgenstein and the Vienna Circle
Philosophical Papers (Vienna Circle Collection, #8)
How I See Philosophy
Principles of Linguistic Philosophy
