APA (7th ed.) Citation

Frey, G. Archivmaterialien zu Gottfried Frey, 1871-1952.

Chicago Style (17th ed.) Citation

Frey, Gottfried. Archivmaterialien Zu Gottfried Frey, 1871-1952.

MLA (9th ed.) Citation

Frey, Gottfried. Archivmaterialien Zu Gottfried Frey, 1871-1952.

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