The Encyclopedia of Celtic Mythology and Folklore
Patricia Monaghan
Introducing the AQAL Framework
Kenneth E. Wilber
A Summa of the Summa: The Essential Philosophical Passages of ...
Saint Thomas Aquinas & Peter J. Kreeft
Great books of the Western World - Volume 38
Encyclopaedia Britannica, Inc.
The Riemann Hypothesis and Hilbert's Tenth Problem
Sarvadaman Chowla
Ultimate Encyclopedia of Spells
Michael Johnstone