Columbia subject headings:
Bukharin, Nikolaĭ, 1888-1938.
Communism--Soviet Union--History--20th century.
Soviet Union--Politics and government.
Harvard subject headings:
Bukharin, Nikolaĭ, 1888-1938.
Communists--Soviet Union--Biography
Princeton subject headings:
Revolutionaries--Soviet Union--Biography.
Soviet Union--Economic policy--1917-1928.
Soviet Union--Politics and government--1917-1936.