Clausen, J. (2019). Archivmaterialien zu Johannes Clausen.
Chicago Style (17th ed.) CitationClausen, Johannes. Archivmaterialien Zu Johannes Clausen. 2019.
MLA (9th ed.) CitationClausen, Johannes. Archivmaterialien Zu Johannes Clausen. 2019.
Warning: These citations may not always be 100% accurate.