APA (7th ed.) Citation

Fuchs, P. (1966). Köln, damals, gestern, heute.

Chicago Style (17th ed.) Citation

Fuchs, Peter. Köln, Damals, Gestern, Heute. 1966.

MLA (9th ed.) Citation

Fuchs, Peter. Köln, Damals, Gestern, Heute. 1966.

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