National Research Council (U.S.). Space Studies Board, National Academy Press (U.S.), & ebrary, Inc. (2009). Space Studies Board annual report. National Academy Press.
Citación estilo ChicagoNational Research Council (U.S.). Space Studies Board, National Academy Press (U.S.), and Inc ebrary. Space Studies Board Annual Report. Washington, D.C.: National Academy Press, 2009.
Cita MLANational Research Council (U.S.). Space Studies Board, et al. Space Studies Board Annual Report. National Academy Press, 2009.
Warning: These citations may not always be 100% accurate.