Cita APA (7th ed.)

Schmalenbach, W. (1967). Kurt Schwitters. DuMont Schauberg.

Cita Chicago (17th ed.)

Schmalenbach, Werner. Kurt Schwitters. Köln: DuMont Schauberg, 1967.

Cita MLA (8th ed.)

Schmalenbach, Werner. Kurt Schwitters. DuMont Schauberg, 1967.