Hitler's Cross Sampler: How the Cross Was Used to Promote the Nazi Agenda
SOME WORKS
- Tesis sobre una domesticación
- A Worse Place Than Hell: How the Civil War Battle of Fredericksburg Changed a Nation
- Eden's Outcasts: The Story of Louisa May Alcott and Her Father
- The Case for Mars
- How to Live on Mars: A Trusty Guidebook to Surviving and Thriving on the Red Planet
- The Case for Space: How the Revolution in Spaceflight Opens Up a Future of Limitless Possibility
- Mars Direct: Space Exploration, the Red Planet, and the Human Future: A Special from Tarcher/Penguin
- Listening to the Great Teacher
- Mankind’s Search for God
- Everybody Loves a Good Drought