APA (7th ed.) Citation

Lang, E. (1920). Eupen, Malmedy, Monschau (2. uppl.). Nauck.

Chicago Style (17th ed.) Citation

Lang, Eduard. Eupen, Malmedy, Monschau. 2. uppl. Berlin: Nauck, 1920.

MLA (9th ed.) Citation

Lang, Eduard. Eupen, Malmedy, Monschau. 2. uppl. Nauck, 1920.

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