APA (7th ed.) Citation

Hardt, E. Archivmaterialien zu Ernst Hardt, 1876-1947.

Chicago Style (17th ed.) Citation

Hardt, Ernst. Archivmaterialien Zu Ernst Hardt, 1876-1947.

MLA (9th ed.) Citation

Hardt, Ernst. Archivmaterialien Zu Ernst Hardt, 1876-1947.

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