Catalogue of transport studies : unpublished studies and reports with abstracts by organizations of the United Nations systems. - United Nations. Dept. of International Economic and Social Affair s (New York : United Nations, Dept. of International Economic and So cial Affairs, 1991)
"ST/ESA/225."
"United Nations publication sales no. E.93.II.A.16"--T.p. verso.
Keywords: United Nations. -- Dept. of International Economic and Social Affair s -- Catalogs; Transportation -- Bibliography -- Catalogs -- Developing countries