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Lua i Stíl Chicago (17ú heag.)Demographic Research Centre (Kerala, India). Demographic Report of Kerala, 1906-61, with an Addendum for 1971. Trivandrum: Demographic Research Centre, Bureau of Economics and Statistics, Govt. of Kerala, 1977.
Lua MLA (8ú heag.)Demographic Research Centre (Kerala, India). Demographic Report of Kerala, 1906-61, with an Addendum for 1971. Demographic Research Centre, Bureau of Economics and Statistics, Govt. of Kerala, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.