Cita APA (7th ed.)

Lange, W. (1956). Paul Simmel 1887-1933. Das Neue Berlin.

Cita Chicago (17th ed.)

Lange, Wolfgang. Paul Simmel 1887-1933. Berlin: Das Neue Berlin, 1956.

Cita MLA (8th ed.)

Lange, Wolfgang. Paul Simmel 1887-1933. Das Neue Berlin, 1956.