De Silva, Indralal. W.
Population projections for Sri Lanka: 1991-2041 - Colombo Institute of policy studies 1997 - iii, 53 p.- - Human resource development series No.2 .
_
Population-Sri Lanka
304.6 / DES
Population projections for Sri Lanka: 1991-2041 - Colombo Institute of policy studies 1997 - iii, 53 p.- - Human resource development series No.2 .
_
Population-Sri Lanka
304.6 / DES