Report of the 5th session, held in Geneva from September 19-23, 1949 : Economic Commission for Europe, Timber Committee
1949
详细记录
符号E/ECE/TIM/29
标题Report of the 5th session, held in Geneva from September 19-23, 1949 : Economic Commission for Europe, Timber Committee
日期[Geneva] : UN, 23 Sept. 1949
描述
[19] p.