TY - GEN AU - Abeykoon , A.T.P.L TI - Population and manpower resources of Sri Lanka SN - 955590006 U1 - 304.6 PY - 1998/// CY - Colombo PB - Natural resources Energy and Science Authority KW - POPULATION KW - POPULATION PROJECTIONS KW - LABOUR SUPPLY KW - SOCIAL SCIENCE ER -