UNIDO & United Nations, Industrial Development Organization. (1979). Appropriate industrial technology for low-cost transport for rural areas. ONU.
Chicago Style (17th ed.) ZitazioaUNIDO eta Industrial Development Organization United Nations. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. Nueva York: ONU, 1979.
MLA (9th ed.) ZitazioaUNIDO eta Industrial Development Organization United Nations. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. ONU, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.