Global Environment Outlook 4: evironment for development. GEO-4: evironment for development /
Global Environment Outlook 4: evironment for development. GEO-4: evironment for development /
United Nations Environment Programme
- UNEP. EARTHSCAN
- 540 p. il. map.
978-92-807-2836-1
978-92-807-2836-1