Moral, Wille und Weltgestaltung. Grundlegung zur Logik der Sitten.

Selecta Mathematica II

Principles of Economics (Institute for Humane Studies Series in Economic Theory)

Selected papers in logic and foundations, didactics, economics

Katalog Der Carl Menger Bibliothek in Der Handels-Universitaet Tokio

Calculus

Selecta Mathematica I

Calculus

Selecta Mathematica

Selecta Mathematica

Morality, Decision and Social Organization