Columbia subject headings:
Harvard subject headings:
Bologna (Italy)--Politics and government--20th century.
Communists--Italy--Bologna--Biography.
Dozza, Giuseppe.
Mayors--Italy--Bologna--Biography.
Princeton subject headings:
Bologna (Italy)--Politics and government--20th century.
Communists--Italy--Bologna--Biography.
Dozza, Giuseppe.
Mayors--Italy--Bologna--Biography.