Columbia subject headings:
Mediterranean Region--Civilization--Congresses.
Mediterranean Region--Foreign relations--20th century--Congresses.
Mediterranean Region--Politics and government--20th century--Congresses.
Peace-building--Mediterranean Region--Congresses.
Harvard subject headings:
Mediterranean Region--Civilization--Congresses.
Mediterranean Region--Foreign relations--20th century--Congresses.
Mediterranean Region--Politics and government--20th century--Congresses.
Peace-building--Mediterranean Region--Congresses.
Princeton subject headings:
Mediterranean Region--Civilization--Congresses.
Mediterranean Region--Foreign relations--20th century--Congresses.
Mediterranean Region--Politics and government--20th century--Congresses.
Peace-building--Mediterranean Region--Congresses.