Não informado. (1971). Population Bulletin of the United Nations Economic Commission for Western Asia. United Nations, Economic Commission for Western Asia.
Chicago-referens (17:e uppl.)Não informado. Population Bulletin of the United Nations Economic Commission for Western Asia. Beirut: United Nations, Economic Commission for Western Asia, 1971.
MLA-referens (8:e uppl.)Não informado. Population Bulletin of the United Nations Economic Commission for Western Asia. United Nations, Economic Commission for Western Asia, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.