APA (7th ed.) Citation

Lang, E. (1921). Eupen, Malmedy, Monschau (2. Aufl.). Nauck.

Chicago Style (17th ed.) Citation

Lang, Eduard. Eupen, Malmedy, Monschau. 2. Aufl. Berlin: Nauck, 1921.

MLA (9th ed.) Citation

Lang, Eduard. Eupen, Malmedy, Monschau. 2. Aufl. Nauck, 1921.

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