APA (7th ed.) Citation

Vierus, D. (2012). Margarete, die vergessene Herzogin.

Chicago Style (17th ed.) Citation

Vierus, Dieter. Margarete, Die Vergessene Herzogin. 2012.

MLA (9th ed.) Citation

Vierus, Dieter. Margarete, Die Vergessene Herzogin. 2012.

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