APA (7th ed.) Citation

Helbig, H. Archivmaterialien zu Herbert Helbig, 1910-1987.

Chicago Style (17th ed.) Citation

Helbig, Herbert. Archivmaterialien Zu Herbert Helbig, 1910-1987.

MLA (9th ed.) Citation

Helbig, Herbert. Archivmaterialien Zu Herbert Helbig, 1910-1987.

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