Columbia subject headings:
Italy--Politics and government--1914-1945--Sources.
Partito popolare italiano--Sources.
Harvard subject headings:
Italy--Politics and government--1914-1945.
Partito popolare italiano
Trentino-Alto Adige (Italy)--Politics and government.
Princeton subject headings:
Italy--Politics and government--1914-1945.
Partito popolare italiano.
Trentino-Alto Adige (Italy)--Politics and government.