Census of population 1971, Sri Lanka.
APA Citation
Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. (1974). Census of population 1971, Sri Lanka. Sri Lanka: Department of Census and Statistics.
MLA Citation
Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva. Census of Population 1971, Sri Lanka. Sri Lanka: Department of Census and Statistics, 1974.
Warning: These citations may not always be complete (especially for serials).