APA (7th ed.) Citation

Halfeld, A. (1941). USA greift in die Welt. Broschek.

Chicago Style (17th ed.) Citation

Halfeld, Adolf. USA Greift in Die Welt. Hamburg: Broschek, 1941.

MLA (8th ed.) Citation

Halfeld, Adolf. USA Greift in Die Welt. Broschek, 1941.

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