APA (7th ed.) Citation

Wolff, A. (2010). Der Kölner Domkran.

Chicago Style (17th ed.) Citation

Wolff, Arnold. Der Kölner Domkran. 2010.

MLA (9th ed.) Citation

Wolff, Arnold. Der Kölner Domkran. 2010.

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