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keith l cowing
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New moon rising
Frank Sietzen, Keith L. Cowing, Frank Sietzen Jr. · Apogee Books
280 sayfa · 2004
United States / Astronautics and state / United States. National Aeronautics and Space Administration / Astronautics / Central government policies
Risk and Exploration, Earth, Sea, and the Stars : NASA Administrator's Symposium, September 26-29, 2004, Naval Postgraduate School, Monterrey, California:
Steven J. Dick, Keith L. Cowing · History Division
304 sayfa · 2005
Scientific expeditions / Science, moral and ethical aspects / Underwater exploration