Fleckner, U. (2009). The invention of the 20th century: Carl Einstein and the Avant-Gardes.
Lua i Stíl Chicago (17ú heag.)Fleckner, Uwe. The Invention of the 20th Century: Carl Einstein and the Avant-Gardes. Madrid, 2009.
Lua MLA (8ú heag.)Fleckner, Uwe. The Invention of the 20th Century: Carl Einstein and the Avant-Gardes. 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.