APA (7th ed.) Citation

Hippel, R. v. Archivmaterialien zu Robert von Hippel, 1866-1951.

Chicago Style (17th ed.) Citation

Hippel, Robert von. Archivmaterialien Zu Robert Von Hippel, 1866-1951.

MLA (9th ed.) Citation

Hippel, Robert von. Archivmaterialien Zu Robert Von Hippel, 1866-1951.

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