An Environmental bibliography publications issued by UNEP or under its auspices, 1973-1980.

Detalles Bibliográficos
Autor Corporativo:	United Nations Environment Programme
Formato:	Libro
Idioma:	English
Publicado:	Nairobi United Nations Environment Programme 1981.
Subjects:	Ecology > bibl. Pollution > Environmental aspects > Bibl. Environmental protection > Bibl. United nations Environment Programmed > Catalogs.