Columbia subject headings:
Harvard subject headings:
Greece--Foreign relations--United States.
Greece--History--Civil War, 1944-1949.
Truman, Harry S., 1884-1972
United States--Foreign relations--Greece.
World politics--1945-1955
Princeton subject headings:
Greece--Foreign relations--United States.
Greece--History--Civil War, 1944-1949.
Truman, Harry S., 1884-1972.
United States--Foreign relations--Greece.
World politics--1945-1955.