Programmes and procedures for control and surveillance of waste-water and sludge facilities and related infrastructure : introductory report / prepared by R. Svedberg, rapporteur from Sweden.
1990
详细记录
符号[E/ECE/]ENVWA/SEM.4/R.6
标题Programmes and procedures for control and surveillance of waste-water and sludge facilities and related infrastructure : introductory report / prepared by R. Svedberg, rapporteur from Sweden.
日期Geneva : UN, 30 Jan. 1990.
描述
4 p.
备注
"Sub-topic 3b".