Não informado. (2003). Development forum. United Nations, Division for Economic and Social Information.
Chicago-referens (17:e uppl.)Não informado. Development Forum. New York: United Nations, Division for Economic and Social Information, 2003.
MLA-referens (8:e uppl.)Não informado. Development Forum. United Nations, Division for Economic and Social Information, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.