State of the Environment the state of the world environment

State of the Environment the state of the world environment

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Detaylı Bibliyografya
Yazar: United Nations Environmental Program
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: Nairobi, Kenya United Nations Environmental Program 1987.
Konular:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.