Columbia subject headings:
Catholic Church--Hymns--History and criticism.
Catholic Church. Archdiocese of Paderborn (Germany)--History.
Catholic Church. Diocese of Paderborn (Germany)--History.
Hymns, German--Germany--Paderborn--History and criticism.
Harvard subject headings:
Catholic Church--Hymns--History and criticism.
Catholic Church. Archdiocese of Paderborn (Germany)--History.
Catholic Church. Diocese of Paderborn (Germany)--History.
Hymns, German--Germany--Paderborn--History and criticism.
Princeton subject headings: