APA (7th ed.) Citation

Langen, A. Archivmaterialien zu Albert Langen, 1869-1909.

Chicago Style (17th ed.) Citation

Langen, Albert. Archivmaterialien Zu Albert Langen, 1869-1909.

MLA (9th ed.) Citation

Langen, Albert. Archivmaterialien Zu Albert Langen, 1869-1909.

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