Brion, M. (1956). Paul Klee. Victor Leru.
Lua i Stíl Chicago (17ú heag.)Brion, Marcel. Paul Klee. Buenos Aires: Victor Leru, 1956.
Lua MLA (9ú heag.)Brion, Marcel. Paul Klee. Victor Leru, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.