APA (7th ed.) Citation

Porter, B. Archivmaterialien zu Bertha Porter, 1852-1941.

Chicago Style (17th ed.) Citation

Porter, Bertha. Archivmaterialien Zu Bertha Porter, 1852-1941.

MLA (9th ed.) Citation

Porter, Bertha. Archivmaterialien Zu Bertha Porter, 1852-1941.

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