APA (7th ed.) Citation

Hellpach, W. Archivmaterialien zu Willy Hellpach, 1877-1955.

Chicago Style (17th ed.) Citation

Hellpach, Willy. Archivmaterialien Zu Willy Hellpach, 1877-1955.

MLA (9th ed.) Citation

Hellpach, Willy. Archivmaterialien Zu Willy Hellpach, 1877-1955.

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