Keck, D. (2019). Archivmaterialien zu Daniel Keck.
Chicago Style (17th ed.) CitationKeck, Daniel. Archivmaterialien Zu Daniel Keck. 2019.
MLA (9th ed.) CitationKeck, Daniel. Archivmaterialien Zu Daniel Keck. 2019.
Warning: These citations may not always be 100% accurate.