APA (7th ed.) Citation

Petherick, J. Archivmaterialien zu John Petherick, 1813-1882.

Chicago Style (17th ed.) Citation

Petherick, John. Archivmaterialien Zu John Petherick, 1813-1882.

MLA (9th ed.) Citation

Petherick, John. Archivmaterialien Zu John Petherick, 1813-1882.

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