APA (7th ed.) Citation

Stephan, H., & Kreis, W. (1944). Wilhelm Kreis. Stalling.

Chicago Style (17th ed.) Citation

Stephan, Hans, and Wilhelm Kreis. Wilhelm Kreis. Oldenburg (Oldb): Stalling, 1944.

MLA (8th ed.) Citation

Stephan, Hans, and Wilhelm Kreis. Wilhelm Kreis. Stalling, 1944.