APA (7th ed.) Citation

Echternach, H. Archivmaterialien zu Helmut Echternach, 1907-1988.

Chicago Style (17th ed.) Citation

Echternach, Helmut. Archivmaterialien Zu Helmut Echternach, 1907-1988.

MLA (9th ed.) Citation

Echternach, Helmut. Archivmaterialien Zu Helmut Echternach, 1907-1988.

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