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Lua i Stíl Chicago (17ú heag.)-. Compton's Encyclopedia and Fact-index Vol.16. Chicago: F.E. Compton Co, 1980.
Lua MLA (9ú heag.)-. Compton's Encyclopedia and Fact-index Vol.16. F.E. Compton Co, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.