APA (7th ed.) Citation

(1909). Frankfurter historische Forschungen.

Chicago Style (17th ed.) Citation

Frankfurter Historische Forschungen. Frankfurt, M. [u.a.], 1909.

MLA (8th ed.) Citation

Frankfurter Historische Forschungen. 1909.

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