APA (7th ed.) Citation

Nielsen, H. Archivmaterialien zu Harald Nielsen, 1879-1957.

Chicago Style (17th ed.) Citation

Nielsen, Harald. Archivmaterialien Zu Harald Nielsen, 1879-1957.

MLA (9th ed.) Citation

Nielsen, Harald. Archivmaterialien Zu Harald Nielsen, 1879-1957.

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