Columbia subject headings:
Arab countries--Foreign relations--Europe.
Christianity and other religions--Islam.
East and West.
Europe--Foreign relations--Arab countries.
Europe--Relations--Islamic countries.
Islam--Relations--Christianity.
Islamic countries--Relations--Europe.
Harvard subject headings:
Princeton subject headings:
Arab countries--Foreign relations--Europe.
Christianity and other religions--Islam.
Europe--Foreign relations--Arab countries.
Islam--Relations--Christianity.