APA (7th ed.) Citation

Nielsen, D. Archivmaterialien zu Ditlef Nielsen, 1874-1949.

Chicago Style (17th ed.) Citation

Nielsen, Ditlef. Archivmaterialien Zu Ditlef Nielsen, 1874-1949.

MLA (9th ed.) Citation

Nielsen, Ditlef. Archivmaterialien Zu Ditlef Nielsen, 1874-1949.

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