Census of population and housing Sri Lanka 1981 : the economically active population
- [Colombo]\\ Department of Census and Statistics 1983
- x, 103p. : charts
Preliminary release no. ; 4
CENSUS - Sri Lanka
POPULATION - Statistics
SRI LANKA - Statistics
31:333.32(548.7) / S7
Preliminary release no. ; 4
CENSUS - Sri Lanka
POPULATION - Statistics
SRI LANKA - Statistics
31:333.32(548.7) / S7