Sievers, W. (2019). Archivmaterialien zu Wilhelm Sievers, 1931-.
Chicago Style (17th ed.) CitationSievers, Wilhelm. Archivmaterialien Zu Wilhelm Sievers, 1931-. 2019.
MLA (9th ed.) CitationSievers, Wilhelm. Archivmaterialien Zu Wilhelm Sievers, 1931-. 2019.
Warning: These citations may not always be 100% accurate.