United Nations Institute for Disarmament Research. (2008). United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The next generation. United Nations.
Cita Chicago (17th ed.)United Nations Institute for Disarmament Research. United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The Next Generation. New York: United Nations, 2008.
Cita MLA (9th ed.)United Nations Institute for Disarmament Research. United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The Next Generation. United Nations, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.