European Environment Agency
Soil degradation -- Europe Soil degradation -- Control -- Europe Sustainable development -- Europe
Copenhagen, Denmark : European Environment Agency, 2000
Books
9789291673988
European Commission
Water-supply -- European Union countries -- Management Water use -- European Union countries Water conservation -- European Union countries Water resources development -- European Union countries Sustainable development -- European Union countries
Luxembourg : Office for official publications of the European Communities, 1999-2001
Books
9789291671212 9789291672684 9789291673063