United Nations Institute for Disarmament Research. (2008). United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The next generation. United Nations.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)United Nations Institute for Disarmament Research. United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The Next Generation. New York: United Nations, 2008.
MLA -ийн эшлэл (9 дэх хэвлэлт)United Nations Institute for Disarmament Research. United Nations Institute for Disarmament Research (UNIDIR) Security in Space: The Next Generation. United Nations, 2008.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.