APA (7th ed.) Citation

Köhler, W. (2019). Archivmaterialien zu Willi Köhler.

Chicago Style (17th ed.) Citation

Köhler, Willi. Archivmaterialien Zu Willi Köhler. 2019.

MLA (9th ed.) Citation

Köhler, Willi. Archivmaterialien Zu Willi Köhler. 2019.

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