Essays on the Philosophy of Music
Ernst Bloch
Quantum Theory: A Very Short Introduction
John Polkinghorne
Nonmonotonic Logic: Context-Dependent Reasoning
V. Wiktor Marek & Miroslaw Truszczynski
Whitehead's Organic Philosophy of Science
Ann L. Plamondon
The Philosophy of Spiritual Activity
Rudolf Steiner
Kaleidra - Wer Das Dunkel Ruft
Kira Licht
Kaleidra-Trilogie (1)