APA (7th ed.) Citation

Friedrich, F. Archivmaterialien zu Friedrich Friedrich, 1828-1890.

Chicago Style (17th ed.) Citation

Friedrich, Friedrich. Archivmaterialien Zu Friedrich Friedrich, 1828-1890.

MLA (9th ed.) Citation

Friedrich, Friedrich. Archivmaterialien Zu Friedrich Friedrich, 1828-1890.

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