APA引文

National Research Council (U.S.). Space Studies Board, National Research Council (U.S.). Aeronautics and Space Engineering Board, ebrary, Inc, Macauley, M. K., & Alexander, J. K. (2008). United States civil space policy: Summary of a workshop. National Academy Press.

Chicago Style (17th ed.) Citation

National Research Council (U.S.). Space Studies Board, National Research Council (U.S.). Aeronautics and Space Engineering Board, Inc ebrary, Molly K. Macauley, and Joseph K. Alexander. United States Civil Space Policy: Summary of a Workshop. Washington, D.C.: National Academy Press, 2008.

MLA引文

National Research Council (U.S.). Space Studies Board, et al. United States Civil Space Policy: Summary of a Workshop. National Academy Press, 2008.