Webster's Dictionary and Thesaurus
Merriam-Webster, Inc
How to Be Holy: First Steps in Becoming a Saint
Peter J. Kreeft
Dictionary of Law
Peter Hodgson Collin
Heaven's Command
Jan Morris
Urban Dictionary: Freshest Street Slang Defined
Aaron Peckham & Urbandictionary.com
On Riemann's Theory of Algebraic Functions
Felix Klein & Frances Hardcastle