TY - BOOK AU - "United Nations, Economic and Social Council." ED - "United Nations, Economic and Social Council." TI - Economic Commission for Europe: Annual report 18 April 1991-15 April 1992 T2 - Supplement no.12 U1 - "V1N45,93:3.N92 - N91r, M2-12/UN" PY - 1992/// CY - New PB - York U.N. ER -