ABC der schwachen Verben
Margit Arndt & Klärle Meil
Der Pythagoreische Grieche Georges Ivanovich Gurdjieff
Georges Ivanovich Gurdjieff
THE LIBRARY OF LIVING PHILOSOPHERS VOLUME XI - The Philosophy ...
Rudolf Carnap
Antifragile: Things That Gain From Disorder
Nassim Nicholas Taleb
From Empedocles to Wittgenstein: Historical Essays in Philosophy
Anthony Kenny & Anthony John Patrick Kenny
An Experiment With Time
J. W. Dunne
The Essentials of Buddhist Philosophy
Junjiro Takakusu
Word and Object
Willard van Orman Quine