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Lua i Stíl Chicago (17ú heag.)TOYNBEE, Arnold J. A Study of History. Oxford University Press, 1946.
Lua MLA (9ú heag.)TOYNBEE, Arnold J. A Study of History. Oxford University Press, 1946.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.