Columbia subject headings:
Harvard subject headings:
Folk music--Brazil, South--History and criticism.
Folk music--Germany--History and criticism.
Folk music--Social aspects--Brazil, South--History.
Folk songs, German--Brazil, South--History and criticism.
Princeton subject headings:
Folk music--Brazil, South--History and criticism.
Folk music--Germany--History and criticism.
Folk music--Social aspects--Brazil, South--History.
Folk songs, German--Brazil, South--History and criticism.