Works Cited

 

Bibliography:

1. Godwin, Robert. Mars. Ontario, Canada: Apogee Books, 2005.  

2. Godwin, Robert. The Lunar Exploration Scrapbook. Ontario, Canada: Apogee Books, 2007.  

3. Graham, Ian. E Guides- Space Travel. New York, New York: DK, 2004.  

4. Harvey, Bryan. Space Exploration 2007. Chichester,UK: Praxis, 2007.  

5. Lennic, Michael. Launch Vehicles. Ontario, Canada: Apogee Books, 2006.  

6. McElyea, Tim. Project Constellation- Moon, Mars, and Beyond. Ontario, Canada: Apogee Books, 2007.  

7. Whitfield, Steven. Deep Space. Ontario, Canada: Apogee Books, 2005.

8. Google Lunar X PRIZE Competition guidlines. X PRIZE Foundation. 6 Feburary 2007. General Team Form