National Research Council (U.S.). Space Studies Board. Committee on Human Exploration & ebrary, Inc. (1997). The human exploration of space. National Academy Press.
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Chicago Style (17th ed.) Citation
National Research Council (U.S.). Space Studies Board. Committee on Human Exploration and Inc ebrary. The Human Exploration of Space. Washington, D.C.: National Academy Press, 1997.
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MLA引文
National Research Council (U.S.). Space Studies Board. Committee on Human Exploration and Inc ebrary. The Human Exploration of Space. National Academy Press, 1997.
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警告：這些引文格式不一定是100％准確.