Approach for water pollution abatement / transmitted by the Government of Norway ; prepared by H.O. Ibrekk, E. Borset and E. Hauan.
1990
详细记录
符号[E/ECE/]ENVWA/SEM.5/R.19
标题Approach for water pollution abatement / transmitted by the Government of Norway ; prepared by H.O. Ibrekk, E. Borset and E. Hauan.
日期Geneva : UN, 21 Sept. 1990.
描述
12 p. : graphs, tables