APA (7th ed.) Citation

Hennings, P. D. C. Archivmaterialien zu Peter Diedrich Christian Hennings, 1834-.

Chicago Style (17th ed.) Citation

Hennings, Peter Diedrich Christian. Archivmaterialien Zu Peter Diedrich Christian Hennings, 1834-.

MLA (9th ed.) Citation

Hennings, Peter Diedrich Christian. Archivmaterialien Zu Peter Diedrich Christian Hennings, 1834-.

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