Environmental aspects of policies for the conservation and rational utilization of natural resources : note / by the secretariat.
1981
Полное описание
Условное обозначение[E/ECE/]ENV/R.136
ЗаглавиеEnvironmental aspects of policies for the conservation and rational utilization of natural resources : note / by the secretariat.
ДатаGeneva : UN, 22 Dec. 1981.
Описание
14 p.