UNIDO & United Nations, Industrial Development Organization. (1979). Appropriate industrial technology for low-cost transport for rural areas. ONU.
Cita Chicago (17th ed.)UNIDO i Industrial Development Organization United Nations. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. Nueva York: ONU, 1979.
Cita MLA (9th ed.)UNIDO i Industrial Development Organization United Nations. Appropriate Industrial Technology for Low-cost Transport for Rural Areas. ONU, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.