APA (7th ed.) Citation

Apfel, J. (2019). Archivmaterialien zu Johann Apfel.

Chicago Style (17th ed.) Citation

Apfel, Johann. Archivmaterialien Zu Johann Apfel. 2019.

MLA (9th ed.) Citation

Apfel, Johann. Archivmaterialien Zu Johann Apfel. 2019.

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