Webster's Dictionary and Thesaurus
Merriam-Webster, Inc
The Ideas That Made the Modern World
Encyclopaedia Britannica, Inc.
The Rise of Communism: From Marx to Lenin
Vejas Gabriel Liulevicius
Mathematical Thought: An Introduction to the Philosophy of Mathematics ...
Evert William Beth
Truth
Paul Horwich
The Lost World of the Flood (The Lost World Series)
Tremper Longman III & John H. Walton