APA (7th ed.) Citation

Jentgens, G. Archivmaterialien zu Gerhard Jentgens, 1888-.

Chicago Style (17th ed.) Citation

Jentgens, Gerhard. Archivmaterialien Zu Gerhard Jentgens, 1888-.

MLA (9th ed.) Citation

Jentgens, Gerhard. Archivmaterialien Zu Gerhard Jentgens, 1888-.

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