Report of the United Nations conference on the human environment.

Report of the United Nations conference on the human environment.

書目詳細資料
企業作者: United Nations. Conference on the Human Environment, Stockholm, 1972
格式: 圖書
語言:English
出版: New York United Nations c1973.
主題:
Human ecology > Congresses.
Conservation of natural resources > Congresses.
Environmental policy > Congresses.