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Lua i Stíl Chicago (17ú heag.)International Standard Classification of Occupations: .ISO-88. Geneva: .ILO, 1990.
Lua MLA (8ú heag.)International Standard Classification of Occupations: .ISO-88. .ILO, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.