TY - BOOK TI - Structural changes in international steel trade SN - 9211164087 AV - HD9510.5 PY - 1987/// CY - New York PB - United Nations KW - International trade KW - Steel industry and trade N1 - At head of title: Economic Commission for Europe, Geneva "ECE/Steel/54"--Cover "United Nations publication sales no. E.87.II.E.33"--T.p. verso ER -