APA (7th ed.) Citation

Ritter, R. (2019). Archivmaterialien zu Robert Ritter, 1901-1951.

Chicago Style (17th ed.) Citation

Ritter, Robert. Archivmaterialien Zu Robert Ritter, 1901-1951. 2019.

MLA (8th ed.) Citation

Ritter, Robert. Archivmaterialien Zu Robert Ritter, 1901-1951. 2019.

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