State of the Environment the state of the world environment

State of the Environment the state of the world environment

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Podrobná bibliografie
Hlavní autor: United Nations Environmental Program
Médium: Kniha
Jazyk:English
Vydáno: Nairobi, Kenya United Nations Environmental Program 1987.
Témata:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.