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Lua i Stíl Chicago (17ú heag.)International Sociological Association. Current Sociology. London: Sage Publications, 1952.
Lua MLA (8ú heag.)International Sociological Association. Current Sociology. Sage Publications, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.