National Research Council (U.S.). Space Studies Board, United States. National Aeronautics and Space Administration, & ebrary, Inc. (2006). An assessment of balance in NASA's science programs. National Academies Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Space Studies Board, United States. National Aeronautics and Space Administration, و Inc ebrary. An Assessment of Balance in NASA's Science Programs. Washington, DC: National Academies Press, 2006.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Space Studies Board, et al. An Assessment of Balance in NASA's Science Programs. National Academies Press, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.