APA (7th ed.) Citation

(1985). 16 romanische Kirchen in Köln am Rhein: = 16 romanesque churches in Cologne = 16 églises romanes à Cologne. Wienand.

Chicago Style (17th ed.) Citation

16 Romanische Kirchen in Köln Am Rhein: = 16 Romanesque Churches in Cologne = 16 églises Romanes à Cologne. Köln: Wienand, 1985.

MLA (9th ed.) Citation

16 Romanische Kirchen in Köln Am Rhein: = 16 Romanesque Churches in Cologne = 16 églises Romanes à Cologne. Wienand, 1985.

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