Columbia subject headings:
Germany (West)--Politics and government.
Kühn, Heinz, 1912-
Statesmen--Germany (West)--Biography.
Harvard subject headings:
Germany (West)--Politics and government.
Kühn, Heinz, 1912-
Statesmen--Germany (West)--Biography.
Princeton subject headings:
Kühn, Heinz, 1912-
North Rhine-Westphalia (Germany)--Politics and government.
Prime ministers--Germany--North Rhine-Westphalia--Biography.
Statesmen--Germany--North Rhine-Westphalia--Biography.