Columbia subject headings:
Harvard subject headings:
Emilia-Romagna (Italy)--History, Military.
World War, 1939-1945--Underground movements--Italy--Emilia-Romagna.
Princeton subject headings:
Emilia-Romagna (Italy)--History, Military.
World War, 1939-1945--Italy--Emilia-Romangna.
World War, 1939-1945--Underground movements--Italy--Emilia-Romagna.