George C. Marshall Space Flight Center. (2001). Mars transportation environment definition document. National Aeronautics and Space Administration, George C. Marshall Space Flight Center ; Available from NASA Center for AeroSpace Information.
Chicago Style (17th ed.) CitationGeorge C. Marshall Space Flight Center. Mars Transportation Environment Definition Document. Marshall Space Flight Center, Ala. : Hanover, MD: National Aeronautics and Space Administration, George C. Marshall Space Flight Center ; Available from NASA Center for AeroSpace Information, 2001.
MLA (9th ed.) CitationGeorge C. Marshall Space Flight Center. Mars Transportation Environment Definition Document. National Aeronautics and Space Administration, George C. Marshall Space Flight Center ; Available from NASA Center for AeroSpace Information, 2001.