APA (7th ed.) Citation

Ruge, F. (1973). Ottern und Drachen. Koehler.

Chicago Style (17th ed.) Citation

Ruge, Friedrich. Ottern Und Drachen. Herford: Koehler, 1973.

MLA (9th ed.) Citation

Ruge, Friedrich. Ottern Und Drachen. Koehler, 1973.

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