Columbia subject headings:
Constitutional law--Germany--Bibliography.
Constitutional law--Germany.
Germany. Bundesrat--Bibliography.
Germany. Bundesrat.
Germany. Reichstag--Bibliography.
Germany. Reichstag.
Harvard subject headings:
Constitutional law--Germany
Germany. Bundesrat
Germany. Bundesrat--Bibliography.
Germany. Reichstag--Bibliography.
Germany. Reichstag.
Princeton subject headings: