Report of the United Nations conference on the human environment.

Report of the United Nations conference on the human environment.

Manylion Llyfryddiaeth
Awdur Corfforaethol: United Nations. Conference on the Human Environment, Stockholm, 1972
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York United Nations c1973.
Pynciau:
Human ecology > Congresses.
Conservation of natural resources > Congresses.
Environmental policy > Congresses.