na INLIS000000000002492 0-3213-2252-2 0010-0121000858 WB.339.3 WB.339.3 John L. Newman Familiy productivity, labor supply, and welfare in a low-income country Washington, D.C The World Bank 1992 x, 54 p. : ill ; 28 cm FAMILY PRODUCTIVITY LABOUR LOW INCOME PENDAPATAN. WELFARE 3593 3593