Columbia subject headings:
Church music--Europe.
Church music--Germany.
Music--Europe--Religious aspects--History and criticism.
Music--Political aspects--Europe--History and criticism.
Harvard subject headings:
Church music--Europe.
Music--Europe--History and criticism
Princeton subject headings:
Church music--Europe.
Church music--Germany.
Music--Europe--Religious aspects--History and criticism.
Music--Political aspects--Europe--History and criticism.