00571nam a2200181Ia 4500 0000016302 20251012174746.0 980714s1993 ny 00 eng 9211165628 (pbk.): free ee----- 660.0254 Directory of chemical procedures and products chemical enterprises in central and Eastern Europe 1st ed. New York United Nations 1993 ix, 186p. 29cm Chemical industry Directories Europe Chemicals Directories Europe 10155 10155