Columbia subject headings:
City-states--Germany--History.
Constitutional history--Germany.
Law--Germany--History--To 1500.
Harvard subject headings:
Constitutional history--Germany
Constitutional law--Holy Roman Empire
Law, Medieval.
Local government--Law and legislation--Germany--History.
Local government--Law and legislation--Holy Roman Empire.
Municipal corporations--Germany--History.
Municipal corporations--Holy Roman Empire.
Princeton subject headings:
Constitutional history--Germany.
Constitutional history--Holy Roman Empire.
Law--Germany--History--To 1500.
Local government--Law and legislation--Germany--History.
Local government--Law and legislation--Holy Roman Empire--History.
Municipal corporations--Germany--History.
Municipal corporations--Holy Roman Empire--History.