Columbia subject headings:
Harvard subject headings:
Germany--Civilization--Italian influences--Congresses.
Germany--Intellectual life--Congresses.
Germany--Relations--Italy--Congresses.
Italy--Civilization--German influences--Congresses.
Italy--Intellectual life--Congresses.
Italy--Relations--Germany--Congresses.
Princeton subject headings:
Germany--Civilization--Italian influences--Congresses.
Germany--Intellectual life--Congresses.
Germany--Relations--Italy--Congresses.
Italy--Civilization--German influences--Congresses.
Italy--Intellectual life--Congresses.
Italy--Relations--Germany--Congresses.