Bayer, W., Gropius, W., & Gropius I., Bauhaus 1919 - 1928, The Museum of Modern Art, New York, 1938, p. 86 (illus., another example)
Thrall Soby, J., The Prints of Paul Klee, Museum of Modern Art, New York, 1947, pl. 30 (illus., another example)
Franciscono, M., "Paul Klees kubistische Graphik" in Paul Klee; Das graphische and plastische Werk, Bern: Stämpli + Cie A.G., Duisburg, 1974, p. 54 (illus., another example)
Klee, F., Paul Klee, Rosenwind: Farbbilder, Zeichnungen und autobiographische Notizen, Herder, Germany, 1984, p. 41
Droste, M., Bauhaus 1919 - 1933, Bauhaus-Archiv Museum für Gestaltung, Berlin, 1990, p. 38 (illus.)
The Paul Klee Foundation (ed.), Paul Klee: Catalogue Raisonné, vol. III, 1919 - 1922, Thames and Hudson, Bern, 1999, no. 3087, p. 474 (another example)
Kornfeld, E., W., Paul Klee: Verzeichnis des graphischen Werkes von Paul Klee, Bern, 2005, no. 87, pp. 228, 229 (Illus., another example)
Koepnick, G., and Stamm, R., The Bauhaus Postcards, Insel Verlag, Berlin, 2019, pp. 17 (illus.), 77