Columbia subject headings:
Middle East--History--20th century--Sources.
Middle East--Politics and government--1914-1945--Sources.
Harvard subject headings:
Middle East--History--20th century--Sources.
Middle East--Politics and government--1914-1945--Sources.
Princeton subject headings:
Middle East--History--20th century--Sources.
Middle East--Politics and government--1914-1945--Sources.