The Oxford Dictionary of Byzantium
Alexander P. Kazhdan
The Beginnings of Gnostic Christianity
Louis Gordon Rylands
Encyclopedia of the Age of Imperialism, 1800-1914
Carl Cavanagh Hodge
Jacob's Ladder: Ten Steps to Truth
Peter J. Kreeft
The Toolbox Book
Jim Tolpin
Python: Learn Python in a Day and Master It Well
Ronald Olsen