APA (7th ed.) Citation

Walther, G. (1939). Luzerne (4. Aufl.). Thomasphosphatfabriken.

Chicago Style (17th ed.) Citation

Walther, Georg. Luzerne. 4. Aufl. Berlin: Thomasphosphatfabriken, 1939.

MLA (9th ed.) Citation

Walther, Georg. Luzerne. 4. Aufl. Thomasphosphatfabriken, 1939.

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