Columbia subject headings:
Iran--History--Pahlavi dynasty, 1925-1979.
Iran--Politics and government--1941-1979.
Iran--Social conditions--20th century.
Harvard subject headings:
Iran--Politics and government--1941-1979.
Princeton subject headings:
Iran--History--Pahlavi dynasty, 1925-1979.
Iran--Politics and government--1945-1979.