APA
Walther I. F., Gogh V. v., Cezanne P., Toulouse-Lautrec H. d., Hodler F., Ensor J., Munch E., Matisse H., Klee P., Chirico G. d., Picasso P. & Schulze W. (2012). Art of the 20th century. Köln: Taschen.
Chicago
Walther Ingo F, Gogh Vincent van, Cezanne Paul, Toulouse-Lautrec Henri de, Hodler Ferdinand, Ensor James, Munch Edvard, Matisse Henri, Klee Paul, Chirico Giorgio de, Picasso Pablo and Schulze Wolfgang. 2012. Art of the 20th century. Köln: Taschen.
Harvard
Walther I. F., Gogh V. v., Cezanne P., Toulouse-Lautrec H. d., Hodler F., Ensor J., Munch E., Matisse H., Klee P., Chirico G. d., Picasso P. and Schulze W. (2012). Art of the 20th century. Köln: Taschen.
MLA
Walther Ingo F, Gogh Vincent van, Cezanne Paul, Toulouse-Lautrec Henri de, Hodler Ferdinand, Ensor James, Munch Edvard, Matisse Henri, Klee Paul, Chirico Giorgio de, Picasso Pablo and Schulze Wolfgang. Art of the 20th century. Köln: Taschen. 2012.