Geahča maid: The Age of Voltaire. A history of civilization in Western Europe from 1715 to 1756 with special emphasis on the conflict between religion and philosophy
- El catolicismo de Lutero a Voltaire /
- The life of Voltaire /
- An American Voltaire : essays in memory of J. Patrick Lee /
- Rousseau and revolution: a history fo civilization in France, England and Germany from 1756 and in the Remaindes of Europe from 1715 to 1789 /
- La sociología de los opúsculos de Augusto Comte /
- The Great document of Western civilization