APA (7th ed.) Citation

Koch, C. Archivmaterialien zu Claus Koch, 1950-.

Chicago Style (17th ed.) Citation

Koch, Claus. Archivmaterialien Zu Claus Koch, 1950-.

MLA (9th ed.) Citation

Koch, Claus. Archivmaterialien Zu Claus Koch, 1950-.

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