The Gnostic Mass
Aleister Crowley
The Coptic Encyclopedia - Volume 3 (CR-ET)
Aziz Suryal Atiya
Graph Databases in Action
Dave Bechberger & Josh Perryman
Experiment, Speculation and Religion in Early Modern Philosophy
Peter R. Anstey & Alberto Vanzo
The Cambridge Encyclopedia of Language
David Crystal
Strong's Dictionary of the Bible
James Strong