[Will there be pure water for all in the decade of 1990? 10-year experience in a developing country].
D003906:Developing Countries; D005374:Filtration; D006801:Humans; D009664:Norway; D008921:Religious Missions; D012424:Rural Population; D013397:Sudan; D014876:Water Pollution / Q000517:prevention & control; D014881:Water Supply / Q000592:standards*; D014944:World Health Organization
Rent vann til alle i vanntiåret frem til 1990? 10 års erfaring fra et utviklingsland.