APA (7th ed.) Citation

Hönig, F. (1877). Wörterbuch der Kölner Mundart. Heyn.

Chicago Style (17th ed.) Citation

Hönig, Fritz. Wörterbuch Der Kölner Mundart. Köln: Heyn, 1877.

MLA (9th ed.) Citation

Hönig, Fritz. Wörterbuch Der Kölner Mundart. Heyn, 1877.

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