Columbia subject headings:
Music theory--Germany.
Music theory--History.
Harvard subject headings:
Music theory--History--15th century.
Music theory--History--16th century.
Music theory--History--17th century.
Music--Germany--15th century--History and criticism.
Music--Germany--16th century--History and criticism.
Music--Germany--17th century--History and criticism.
Princeton subject headings:
Music--Germany--Theory--16th century--History and criticism.
Music--Germany--Theory--17th century--History and criticism.