Columbia subject headings:
Harvard subject headings:
Germany--Politics and government--20th century
Heads of state--Germany--Biography.
Kohl, Helmut, 1930-2017.
Princeton subject headings:
Germany--Politics and government--1945-1990.
Heads of state--Germany (West)--Biography.
Heads of state--Germany--Biography.
Kohl, Helmut, 1930-2017.