Kaufmann, Daniel. Income transfers within extended families to meet basic needs : the evidence from El Salvador / Daniel Kaufman, David L. Lindauer. - Washington, DC : The World Bank, c1984. - 60 p. - World Bank staff working papers ; no. 644 . ISBN: 0821303880 Subjects--Topical Terms: Income--El Salvador.Family--El Salvador.Basic needs--El Salvador. Dewey Class. No.: 339.4 / 1