APA (7th ed.) Citation

Ryffel, H. Archivmaterialien zu Hans Ryffel, 1913-1989.

Chicago Style (17th ed.) Citation

Ryffel, Hans. Archivmaterialien Zu Hans Ryffel, 1913-1989.

MLA (9th ed.) Citation

Ryffel, Hans. Archivmaterialien Zu Hans Ryffel, 1913-1989.

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