Utilization of economic instruments : progress report of the Secretary-General of the Conference : United Nations Conference on Environment and Development.
1991
详细记录
符号A/CONF.151/PC/50
标题Utilization of economic instruments : progress report of the Secretary-General of the Conference : United Nations Conference on Environment and Development.
日期Geneva : UN, 19 July 1991.
描述
35 p.