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Kees Versteegh & C. H. M. Versteegh
Welt - wohin? Ein Roman der Zukunft
Aldous Leonard Huxley
Knowledge Representation
Arthur B. Markman
Handbook of Philosophical Logic - Volume 1
Dov M. Gabbay & Franz Guenthner
Bewusstwerdung mit Georges Ivanovich Gurdjieff
Solange Claustres
Reasoning in Science and Mathematics
Richard L. Epstein
Prescriptive Reasoning
Conventional Gestures: Meaning and Methodology
Cause and Effect, Conditionals, Explanations