National Research Council (U.S.). Steering Committee for NASA Technology Roadmaps & ebrary, Inc. (2012). NASA space technology roadmaps and priorities: Restoring NASA's technological edge and paving the way for a new era in space. National Academies Press.
Chicago-referens (17:e uppl.)National Research Council (U.S.). Steering Committee for NASA Technology Roadmaps och Inc ebrary. NASA Space Technology Roadmaps and Priorities: Restoring NASA's Technological Edge and Paving the Way for a New Era in Space. Washington, D.C.: National Academies Press, 2012.
MLA-referens (9:e uppl.)National Research Council (U.S.). Steering Committee for NASA Technology Roadmaps och Inc ebrary. NASA Space Technology Roadmaps and Priorities: Restoring NASA's Technological Edge and Paving the Way for a New Era in Space. National Academies Press, 2012.