Columbia subject headings:
Four Power Pact
Italy--Foreign relations--1922-1945.
Italy--Politics and government--1922-1945.
Harvard subject headings:
Four Power Peace Pact, 1933.
Italy--Foreign relations--1922-1945.
Italy--Politics and government--1922-1945.
Princeton subject headings:
Four Power Pact
Italy--Foreign relations--1922-1945.
Italy--Politics and government--1922-1945.