Books
- The Columbia History of Latinos in the United States Since 1960
- The Encyclopaedia of Celtic Myth and Legend : A Definitive Sourcebook of Magic, Vision, and Lore
- Eyewitness to History
- The Day the Universe Changed : How Galileo's Telescope Changed The Truth and Other Events in History That Dramatically Altered Our Understanding of the World (Back Bay Books)
- World History: The Human Odyssey
Books