The Will to Believe, Human Immortality, and Other Essays in ...
William James
30-Second Theories: The 50 Most Thought-Provoking Theories in ...
Paul Parsons & Martin Rees & Susan Blackmore
The Herald of Coming Good
Georges Ivanovich Gurdjieff
The Marriage of Sense and Soul: Integrating Science and Religion
Kenneth E. Wilber
The International Encyclopedia of Depression
Rick E. Ingram
Light of the Soul
Alice A. Bailey