Subnormal Subgroups of Groups
John Carson Lennox & Stewart Edward Stonehewer
The Atman Project: A Transpersonal View of Human Development
Kenneth E. Wilber
Black Hawk Down
Mark Bowden
The Witness Tree
Brendan Howley & John J. Loftus
Four Archetypes
C. G. Jung
Fundamental Symbols: The Universal Language of Sacred Science
René Guénon
The Great Triad