00478nam a2200145Ia 4500008004100000040001700041082002300058100001900081110006700100245007800167260002200245300001000267440003100277650002400308190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta628.72bO68S  aMiller, Duncan  aOrganisation for Economic Co-operation and Development (Paris) 0aSelf help and popular participation in rural water systemscDuncan Miller  aParisbOECDc1979  a149p.  aDevelopment Centre studies  aWater supply, Rural