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Lua i Stíl Chicago (17ú heag.)ebrary, Inc, agus David Lewis Schaefer. Democratic Decision-making: Historical and Contemporary Perspectives. Lanham, Md.: Lexington Books, 2012.
Lua MLA (9ú heag.)ebrary, Inc, agus David Lewis Schaefer. Democratic Decision-making: Historical and Contemporary Perspectives. Lexington Books, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.