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Lua i Stíl Chicago (17ú heag.)On Democracy. London: Routledge, 1991.
Lua MLA (8ú heag.)On Democracy. Routledge, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)