Columbia subject headings:
Harvard subject headings:
Apponi, Alberto, 1906-1977--Correspondence.
Italy--Politics and government--20th century.
Jurisprudence--Italy--History--20th century.
Princeton subject headings:
Apponi, Alberto, 1906-1977--Correspondence.
Italy--Politics and government--20th century.
Jurisprudence--Italy--History--20th century.