Merrick, Thomas William The effect of piped water on early childhood mortality in urban Brazil, 1970-1976 / Thomas Merrick. - Washington, D. C : World Bank, 1983. - 46 páginas ; 28 cm. - World Bank staff working papers ; 594 . ISBN: 082130190x Subjects--Topical Terms: Mortalidad infantil.Contaminación del agua. Subjects--Geographic Terms: Brasil. LC Class. No.: HG 5881 / .B35 no. 594