(1962). Paul Klee: Watercolors, drawings.
Lua i Stíl Chicago (17ú heag.)Paul Klee: Watercolors, Drawings. New York, 1962.
Lua MLA (8ú heag.)Paul Klee: Watercolors, Drawings. 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.