1. Arnold H.J.P. Man in Space: An Illustrated History of Space Flight New York: Smithmark Publishers Inc., 1993

2. Bedard, Steven "5 Year Guide to Space: The Odyssey Begins" Popular Science June 2000: 61

3. "History of Manned Space Flight." Internet. World Wide Web. http://web.mit.edu/sts001/www/Team15/main.html May 28th, 2001

4. "History of Space Exploration." The Astronaut Connection... Internet. World Wide Web. http://www.nauts.com/history/6667.html May 28th, 2001

5. "Human Space Flight." NASA. Internet. World Wide Web. http://spaceflight.nasa.gov/history/index.html. May 30th, 2001

6. "Space Firsts." Internet. World Wide Web. http://www.afa.org/magazine/space/96space/t-02.html. June 1st, 2001.

7. "Turning Points in the Cold War: Sputnik and Apollo 11." Internet. World Wide Web. http://www.angelfire.com/stars/lunareclipse/. May 29th, 2001.