APA (7th ed.) Citation

Oetker, F. (2019). Archivmaterialien zu Friedrich Oetker, 1854-1937.

Chicago Style (17th ed.) Citation

Oetker, Friedrich. Archivmaterialien Zu Friedrich Oetker, 1854-1937. 2019.

MLA (9th ed.) Citation

Oetker, Friedrich. Archivmaterialien Zu Friedrich Oetker, 1854-1937. 2019.

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