Columbia subject headings:
Lebanon--History--1946-1975.
Lebanon--History--Civil War, 1975-1990--Causes.
Harvard subject headings:
Lebanon--History--Civil War, 1975-1990--Causes.
Lebanon--Politics and government--1946-1975
Princeton subject headings:
Lebanon--History--1946-1975.
Lebanon--History--Civil War, 1975-1990--Causes.