Cooperation for economic progress Europe, ECE ; Asia and the Far East, ECAFE ; Latin America, ECLA ; Africa, ECA.

Xehetasun bibliografikoak
Erakunde egilea:	United Nations. Office of Public Information
Formatua:	Liburua
Hizkuntza:	ingelesa
Argitaratua:	[New York s.n. 1960].
Gaiak:	United Nations. > Economic Commission for Europe. United Nations. > Economic Commission for Asia and the Far East. United Nations. > Economic Commission for Latin America. United Nations. > Economic Commission for Africa.