APA (7th ed.) Citation

Zens, H. Archivmaterialien zu Herwig Zens, 1943-2019.

Chicago Style (17th ed.) Citation

Zens, Herwig. Archivmaterialien Zu Herwig Zens, 1943-2019.

MLA (9th ed.) Citation

Zens, Herwig. Archivmaterialien Zu Herwig Zens, 1943-2019.

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