Ceylon. Registrar-General. Report of the Registrar-General of Ceylon on vital statistics for . Govt. Press.
Chicago-viite (17. p.)Ceylon. Registrar-General. Report of the Registrar-General of Ceylon on Vital Statistics for . Colombo: Govt. Press.
MLA-viite (8. p.)Ceylon. Registrar-General. Report of the Registrar-General of Ceylon on Vital Statistics for . Govt. Press.
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