APA (7th ed.) Citation

Demus, O. (1973). Zu Nikolaus von Verdun.

Chicago Style (17th ed.) Citation

Demus, Otto. Zu Nikolaus Von Verdun. 1973.

MLA (9th ed.) Citation

Demus, Otto. Zu Nikolaus Von Verdun. 1973.

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