Report of the United Nations conference on the human environment.

Report of the United Nations conference on the human environment.

التفاصيل البيبلوغرافية
مؤلف مشترك: United Nations. Conference on the Human Environment, Stockholm, 1972
التنسيق: كتاب
اللغة:English
منشور في: New York United Nations c1973.
الموضوعات:
Human ecology > Congresses.
Conservation of natural resources > Congresses.
Environmental policy > Congresses.