Columbia subject headings:
Germany--Foreign relations--1933-1945.
Germany--Foreign relations--Italy.
Italy--Foreign relations--Germany.
Harvard subject headings:
Germany--Foreign relations--1933-1945.
Germany--Foreign relations--Italy.
Italy--Foreign relations--Germany.
Princeton subject headings:
Germany--Foreign relations--1933-1945.
Germany--Foreign relations--Italy.
Italy--Foreign relations--Germany.