APA (7th ed.) Citation

Wolff, A. (1974). Der Kolner Dom. Muller and Schindler.

Chicago Style (17th ed.) Citation

Wolff, Arnold. Der Kolner Dom. Stuttgart: Muller and Schindler, 1974.

MLA (9th ed.) Citation

Wolff, Arnold. Der Kolner Dom. Muller and Schindler, 1974.

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