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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United Nations Programme on Space Applications và 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.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)United Nations Programme on Space Applications và 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.
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