Educational module on conservation and management of natural resources.

Detalhes bibliográficos
Autor Corporativo:	Unesco-Unep International Environmental Programme
Formato:	Livro
Idioma:	English
Publicado em:	[Paris] Unesco Division of Science Technical and Environmental Education, c1986.
Colecção:	Environmental education 3
Assuntos:	Environmental education. Conservation of natural resources > Study and teaching.