APA (7th ed.) Citation

(1920). Brockhaus' Konversations-Lexikon. Brockhaus.

Chicago Style (17th ed.) Citation

Brockhaus' Konversations-Lexikon. Leipzig [u.a.]: Brockhaus, 1920.

MLA (8th ed.) Citation

Brockhaus' Konversations-Lexikon. Brockhaus, 1920.