APA (7th ed.) Citation

Keller, A. (2019). Archivmaterialien zu Adolf Keller, 1872-1963.

Chicago Style (17th ed.) Citation

Keller, Adolf. Archivmaterialien Zu Adolf Keller, 1872-1963. 2019.

MLA (8th ed.) Citation

Keller, Adolf. Archivmaterialien Zu Adolf Keller, 1872-1963. 2019.

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