Columbia subject headings:
Germany--Politics and government--1517-1648.
Legislative bodies--Germany--History--16th century.
Harvard subject headings:
Constitutional history--Germany
Constitutional history--Holy Roman Empire
Germany--Politics and government--1517-1648.
Holy Roman Empire. Reichstag--History.
Legislative bodies--Germany--History--16th century.
Princeton subject headings:
Constitutional history--Germany.
Constitutional history--Holy Roman Empire.
Holy Roman Empire. Reichstag--History.