United Nations. Economic Commission for Europe & United Nations. Secretariat. Dept. of Social Affairs. (1951). Directory of building research and development organizations in Europe. s.n.
Citación estilo ChicagoUnited Nations. Economic Commission for Europe and United Nations. Secretariat. Dept. of Social Affairs. Directory of Building Research and Development Organizations in Europe. Geneva: s.n, 1951.
Cita MLAUnited Nations. Economic Commission for Europe and United Nations. Secretariat. Dept. of Social Affairs. Directory of Building Research and Development Organizations in Europe. s.n, 1951.
Warning: These citations may not always be 100% accurate.