Ceylon. Dept. of Census and Statistics. The census of Ceylon. Govt. Press.
Lua i Stíl Chicago (17ú heag.)Ceylon. Dept. of Census and Statistics. The Census of Ceylon. Colombo: Govt. Press.
Lua MLA (8ú heag.)Ceylon. Dept. of Census and Statistics. The Census of Ceylon. Govt. Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.