Columbia subject headings:
Christianity and other religions--Judaism--Congresses.
Italy--Ethnic relations--Congresses.
Jews--Italy--History--Congresses.
Judaism--Relations--Christianity--Congresses.
Harvard subject headings:
Christianity and other religions--Judaism--Congresses
Conference papers and proceedings
Italy--Ethnic relations--Congresses.
Jews--Italy--History--Congresses.
Judaism--Relations--Christianity--Congresses
Princeton subject headings:
Christianity and other religions--Judaism--Congresses.
Italy--Ethnic relations--Congresses.
Jews--Italy--History--Congresses.
Judaism--Relations--Christianity--Congresses.