ebrary, Inc. (1998). Maintaining U.S. leadership in aeronautics: Breakthrough technologies to meet future air and space transportation needs and goals. National Academy Press.
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Chicago-viite (17. p.)
ebrary, Inc. Maintaining U.S. Leadership in Aeronautics: Breakthrough Technologies to Meet Future Air and Space Transportation Needs and Goals. Washington, D.C.: National Academy Press, 1998.
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MLA-viite (9. p.)
ebrary, Inc. Maintaining U.S. Leadership in Aeronautics: Breakthrough Technologies to Meet Future Air and Space Transportation Needs and Goals. National Academy Press, 1998.
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