APA (7th ed.) Citation

Dufour, T. Archivmaterialien zu Théophile Dufour, 1844-1922.

Chicago Style (17th ed.) Citation

Dufour, Théophile. Archivmaterialien Zu Théophile Dufour, 1844-1922.

MLA (9th ed.) Citation

Dufour, Théophile. Archivmaterialien Zu Théophile Dufour, 1844-1922.

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