Lūi-pia̍t:Düsseldorf ê le̍k-sú

Wikipedia (chū-iû ê pek-kho-choân-su) beh kā lí kóng...
Pún lūi-pia̍t ê chú-iàu bûn-chiuⁿ sī History of Düsseldorf.

Wikimedia Commons téng ê siong-koan tóng-àn: History of Düsseldorf

Tī lūi-pia̍t "Düsseldorf ê le̍k-sú" ê ia̍h

Chit ê lūi-pia̍t kan-taⁿ ū ē-kha chit ia̍h.