United Nations Industrial Development Organization. (1979). Appropriate industrial technology for low-cost transport for rural areas. United Nations.
Chicago-referens (17:e uppl.)United Nations Industrial Development Organization. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. New York: United Nations, 1979.
MLA-referens (9:e uppl.)United Nations Industrial Development Organization. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. United Nations, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.