The Philosophy of the Upanishads
Paul Deussen
Jean Piaget
Margaret A. Boden
Master Key System;der Schlussel Zum Erfolg
Charles F. Haanel
Downward Causation and the Neurobiology of Free Will
Nancey Murphy & Timothy O'Connor & George Ellis
Science Set Free - 10 Paths to New Discovery
Rupert Sheldrake
The Big Book of Christian Mysticism: The Essential Guide to ...
Carl McColman
Unholy Alliance: A History of Nazi Involvement With the Occult ...
Peter Levenda