00438pab a2200145 454500008004000000100002100040245008900061260000900150300001500159362000800174650003000182650003000212650001800242773003200260180718b2011   xxu||||| |||| 00| 0 eng d  aPremaratne, S.P.  aHousehold labour supply in Sri Lanka for urban young couple with pre-school children  c2011  ap.323-338.  aSep  aChild welfare - Sri Lanka  aLabour supply - Sri Lanka  aLabour supply  aSouth Asia Economic Journal