Citazione Stile APA (7a Edizione)

(2005). Works on paper: Max Beckmann, Carl Grossberg, Jean Hélion, Karl Hubbuch, Ludwig Meidner, Hanna Nagel, Rudolf Schlichter.

Citazione stile Chigago Style (17a edizione)

Works on Paper: Max Beckmann, Carl Grossberg, Jean Hélion, Karl Hubbuch, Ludwig Meidner, Hanna Nagel, Rudolf Schlichter. München, 2005.

Citatione MLA (8a ed.)

Works on Paper: Max Beckmann, Carl Grossberg, Jean Hélion, Karl Hubbuch, Ludwig Meidner, Hanna Nagel, Rudolf Schlichter. 2005.