Measures of gas conservation and study of results / transmitted by the Government of German Democratic Republic.
1982
详细记录
符号[E/ECE/]GAS/GE.2/R.74/Add.6
标题Measures of gas conservation and study of results / transmitted by the Government of German Democratic Republic.
日期Geneva : UN, 15 Feb. 1982.
描述
4 p. : tables