State of the environment the state of the world environment.

State of the environment the state of the world environment.

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Detalles Bibliográficos
Autor Corporativo: United Nations Environmental Program
Formato: Libro
Lenguaje:English
Publicado: Nairobi, Kenya UNEP c1986.
Colección:UNEP/GC 14/5-
Materias:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.