Columbia subject headings:
Harvard subject headings:
Heads of state--Soviet Union--Biography.
Khrushchev, Nikita Sergeevich, 1894-1971.
Soviet Union--Politics and government--1917-1936.
Princeton subject headings:
Khrushchev, Nikita Sergeevich, 1894-1971.
Soviet Union--Politics and government--1936-1953.
Soviet Union--Politics and government--1953-.