Report of the United Nations conference on the human environment.

Report of the United Nations conference on the human environment.

書誌詳細
団体著者: United Nations. Conference on the Human Environment, Stockholm, 1972
フォーマット: 図書
言語:English
出版事項: New York United Nations c1973.
主題:
Human ecology > Congresses.
Conservation of natural resources > Congresses.
Environmental policy > Congresses.