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Lua i Stíl Chicago (17ú heag.)Rübel, Dietmar. "Factories as Places of Knowledge: Richard Serra and the Production Process, 2010." Work 2017.
Lua MLA (8ú heag.)Rübel, Dietmar. "Factories as Places of Knowledge: Richard Serra and the Production Process, 2010." Work, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.