APA (7th ed.) Citation

Humburg, W. (1929). Europa. Gloeckner.

Chicago Style (17th ed.) Citation

Humburg, Wilhelm. Europa. Leipzig: Gloeckner, 1929.

MLA (9th ed.) Citation

Humburg, Wilhelm. Europa. Gloeckner, 1929.

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