Cita APA (7a ed.)
(1983). United nations: Economic commision for Europe : notes. United Nations.
Cita Chicago Style (17a ed.)
United Nations: Economic Commision for Europe : Notes. Geneva: United Nations, 1983.
Cita MLA (9a ed.)
United Nations: Economic Commision for Europe : Notes. United Nations, 1983.
Precaución: Estas citas no son 100% exactas.