APA (7th ed.) Citation

Siebert, W. (1939). Der alte Stefan George. Marxen.

Chicago Style (17th ed.) Citation

Siebert, Wernher. Der Alte Stefan George. Mainz am Rhein: Marxen, 1939.

MLA (9th ed.) Citation

Siebert, Wernher. Der Alte Stefan George. Marxen, 1939.

Warning: These citations may not always be 100% accurate.