Columbia subject headings:
Communists--Italy--Biography.
Italians--Soviet Union--Biography.
Political crimes and offenses--Soviet Union.
Soviet Union--Politics and government--1936-1953.
Harvard subject headings:
Communists--Italy--Biography
Italians--Soviet Union--Biography.
Political crimes and offenses--Soviet Union
Soviet Union--Politics and government--1936-1953.
Princeton subject headings:
Communists--Italy--Biography.
Italians--Soviet Union--Biography.
Political crimes and offenses--Soviet Union.
Soviet Union--Politics and government--1936-1953.