Population and manpower resources of sri lanka
Abeykoon, A.T.P.L.
Population and manpower resources of sri lanka - Colombo Natural Resources, Energy and Science Authority 1998 - (VIII), 62p. - Natural Resources Series No. 3 .
955590006X
Social Science
304.6 / ABE
Population and manpower resources of sri lanka - Colombo Natural Resources, Energy and Science Authority 1998 - (VIII), 62p. - Natural Resources Series No. 3 .
955590006X
Social Science
304.6 / ABE