Tibetan Yoga and Secret Doctrines
W. Y. Evans-Wentz
A Survey of Metaphysics
E. Jonathan Lowe
The Philosophy of Karl Popper
Karl Raimund Popper
Order of Melchisedech: A Defence of the Catholic Priesthood
Michael Davies
DMT and the Soul of Prophecy: A New Science of Spiritual Revelation ...
Rick Strassman
The Bermuda Triangle
Charles Berlitz