APA (7th ed.) Citation

Wallraf-Richartz-Museum. Wallraf-Richartz-Museum Köln. Electa u.a.

Chicago Style (17th ed.) Citation

Wallraf-Richartz-Museum. Wallraf-Richartz-Museum Köln. Mailand: Electa u.a.

MLA (9th ed.) Citation

Wallraf-Richartz-Museum. Wallraf-Richartz-Museum Köln. Electa u.a.

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