Columbia subject headings:
Harvard subject headings:
Christlich-Demokratische Union Deutschlands
Germany--Politics and government--21st century.
Heidemanns, Martin, 1963---Correspondence.
Political corruption--Germany--Lower Saxony.
Politicians--Germany--Lower Saxony.
Presidents--Germany.
Wulff, Christian, 1959-
Princeton subject headings:
Germany--Politics and government--1990-
Presidents--Germany--Biography.
Wulff, Christian, 1959-