Jana saṅgaṇanaya, 1971 = Census of population, 1971
Dept. of Census and Statistics, Sri Lanka
Dept. of Census and Statistics 1976 Jana saṅgaṇanaya, 1971 = Census of population, 1971 v. 2 . All island tables ; pt. 2
所蔵館1館
Dept. of Census and Statistics 1975 Jana saṅgaṇanaya, 1971 = Census of population, 1971 v. 2 . All island tables ; pt. 1
Dept. of Census and Statistics 1972 Jana saṅgaṇanaya, 1971 = Census of population, 1971 preliminary release ; no. 2
Dept. of Census and Statistics 1972 Jana saṅgaṇanaya, 1971 = Census of population, 1971 preliminary release ; no. 1