Sri Lankawe jana sankayawa wayasgathaweema thulin mathuwana getalu
Perera,P.D.A. Siddisena,K.A.P. De Silva,W.I. Amarabandu,W.P. Perera,V.
Sri Lankawe jana sankayawa wayasgathaweema thulin mathuwana getalu - Population Information Center Colombo 1993 - 226p - Demography Ageing population Sri Lanka = Perera,P.D.A.
M
B
5366
312(548.7) PER
Social sciences
312(548.7)
Sri Lankawe jana sankayawa wayasgathaweema thulin mathuwana getalu - Population Information Center Colombo 1993 - 226p - Demography Ageing population Sri Lanka = Perera,P.D.A.
M
B
5366
312(548.7) PER
Social sciences
312(548.7)