Report of ECA/ARSO Expert Group Meeting on the Establishment and/or Improvement of National Standards for the Protection of the African Environment.
1985
详细记录
符号E/ECA/ENV/20
标题Report of ECA/ARSO Expert Group Meeting on the Establishment and/or Improvement of National Standards for the Protection of the African Environment.
日期[Addis Ababa] : UN, 14 June 1985.
描述
14, 4 p.