Provisional rules of procedure : 4th United Nations Regional Cartographic Conference for the Americas, 23-27 January 1989.
1988
详细记录
符号E/CONF.81/2
标题Provisional rules of procedure : 4th United Nations Regional Cartographic Conference for the Americas, 23-27 January 1989.
日期[New York] : UN, 13 Sept. 1988.
描述
13 p.