Cita APA (7a ed.)
(1979). United nations: Economic commision for Europe. United Nations.
Cita Chicago Style (17a ed.)
United Nations: Economic Commision for Europe. Geneva: United Nations, 1979.
Cita MLA (9a ed.)
United Nations: Economic Commision for Europe. United Nations, 1979.
Precaución: Estas citas no son 100% exactas.