Columbia subject headings:
Ethiopia--History--1889-1974.
Ethiopia--History--Revolution, 1974.
Ethiopia--Kings and rulers--Biography.
Haile Selassie I, Emperor of Ethiopia, 1892-1975.
Harvard subject headings:
Ethiopia--History--1889-1974.
Ethiopia--History--1899-1974.
Ethiopia--History--Revolution, 1974.
Ethiopia--Kings and rulers--Biography.
Haile Selassie I, Emperor of Ethiopia, 1892-1975.
Princeton subject headings: