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Lua i Stíl Chicago (17ú heag.)National Academy of Sciences (U.S.) agus Inc ebrary. Biographical Memoirs. Washington, D.C.: National Academy Press, 1989.
Lua MLA (9ú heag.)National Academy of Sciences (U.S.) agus Inc ebrary. Biographical Memoirs. National Academy Press, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.