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Lua i Stíl Chicago (17ú heag.)Sri Lanka. Labour Secretariat. Labour Statistics. Colombo, Sri Lanka: Dept. of Labour, Labour Secretariat, 1987.
Lua MLA (8ú heag.)Sri Lanka. Labour Secretariat. Labour Statistics. Dept. of Labour, Labour Secretariat, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.