United Nations Programme on Space Applications & United Nations. Office for Outer Space Affairs. (2005). Seminars of the United Nations Programme on Space Applications: Selected papers from activities held in 2004. United Nations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United Nations Programme on Space Applications و United Nations. Office for Outer Space Affairs. Seminars of the United Nations Programme on Space Applications: Selected Papers from Activities Held in 2004. New York: United Nations, 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United Nations Programme on Space Applications و United Nations. Office for Outer Space Affairs. Seminars of the United Nations Programme on Space Applications: Selected Papers from Activities Held in 2004. United Nations, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.