State of the environment the state of the world environment.

State of the environment the state of the world environment.

Show all versions (2)
Detalles Bibliográficos
Autor Corporativo: United Nations Environmental Program
Formato: Libro
Idioma:English
Publicado: Nairobi, Kenya UNEP c1986.
Series:UNEP/GC 14/5-
Subjects:
Environmental protection > Congresses.
Environmental policy > Congresses.
Health > Environmental aspects.