Varela, F. The reenchantment of the concrete: Francisco Varela. Incorporations.(1992).
Lua i Stíl Chicago (17ú heag.)Varela, Francisco. "The Reenchantment of the Concrete: Francisco Varela." Incorporations.(1992) .
Lua MLA (8ú heag.)Varela, Francisco. "The Reenchantment of the Concrete: Francisco Varela." Incorporations.(1992), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.