United Nations. Economic and Social Commission for Western Asia & United Nations. (2001). Review of science and technology in ESCWA member countries. United Nations.
Chicago-referens (17:e uppl.)United Nations. Economic and Social Commission for Western Asia och United Nations. Review of Science and Technology in ESCWA Member Countries. New York: United Nations, 2001.
MLA-referens (9:e uppl.)United Nations. Economic and Social Commission for Western Asia och United Nations. Review of Science and Technology in ESCWA Member Countries. United Nations, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.