Columbia subject headings:
Appelius, Mario, 1892-1946.
Authors, Italian--20th century--Biography.
Fascism--Italy.
Fascists--Italy--Biography.
Italy--Politics and government--1914-1945.
Journalists--Italy--Biography.
Travelers--Italy--Biography.
Harvard subject headings:
Appelius, Mario, 1892-1946.
Authors, Italian--20th century--Biography
Fascism--Italy
Fascists--Italy--Biography.
Italy--Politics and government--1914-1945.
Journalists--Italy--Biography
Radio in propaganda--Italy--History.
Radio journalists--Italy--Biography.
Travelers--Italy--Biography.
Princeton subject headings:
Appelius, Mario, 1892-1946.
Authors, Italian--20th century--Biography.
Fascism--Italy.
Fascists--Italy--Biography.
Italy--Politics and government--1914-1945.
Journalists--Italy--Biography.
Travelers--Italy--Biography.