Columbia subject headings:
Harvard subject headings:
Marche (Italy)--History, Military--20th century.
World War, 1939-1945--Concentration camps--Italy--Marche.
World War, 1939-1945--Prisoners and prisons, Italian.
Princeton subject headings:
Marche (Italy)--History.
Prisoner-of-war escapes--Italy--Marche.
Prisoners of war--Great Britain--History--20th century.
Prisoners of war--Italy--History--20th century.
Prisoners of war--United States--History--20th century.
World War, 1939-1945--Concentration camps--Italy--Marche.
World War, 1939-1945--Prisoners and prisons.