APA (7th ed.) Citation

Zapfe, H. Archivmaterialien zu Helmuth Zapfe, 1913-1996.

Chicago Style (17th ed.) Citation

Zapfe, Helmuth. Archivmaterialien Zu Helmuth Zapfe, 1913-1996.

MLA (9th ed.) Citation

Zapfe, Helmuth. Archivmaterialien Zu Helmuth Zapfe, 1913-1996.

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