Tschannerl, Gerhard The cost of rural water-supply construction in Tanzania - Dar es Salaam : University of Dar es Salaam, 1974. - 35p. : ill. ; 29cm. - Research Paper; 30 . Subjects--Topical Terms: Water supply engineeringCostsRural-Tanzania LC Class. No.: EAF QTO H31.E32 No.30