APA (7 वां संस्करण) प्रशस्ति पत्र
National Research Council (U.S.). Space Studies Board, National Academy Press (U.S.), & ebrary, Inc. (2004). Annual report 2003. National Academy Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
National Research Council (U.S.). Space Studies Board, National Academy Press (U.S.), और Inc ebrary. Annual Report 2003. Washington, D.C.: National Academy Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
National Research Council (U.S.). Space Studies Board, et al. Annual Report 2003. National Academy Press, 2004.
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