De Silva, W. Indralal
Population projections for Sri Lanka: 1991-2041 - Colombo University of Colombo [19--?] - [various paging]p.
South Asia
Population
Migration
Fertility
Harvard SPH
Sri Lanka
PN 2.1.0
Population projections for Sri Lanka: 1991-2041 - Colombo University of Colombo [19--?] - [various paging]p.
South Asia
Population
Migration
Fertility
Harvard SPH
Sri Lanka
PN 2.1.0