Columbia subject headings:
Bolivia--Economic conditions--1918-1952.
Bolivia--History--Revolution, 1952.
Bolivia--Politics and government--1938-1952.
Harvard subject headings:
Bolivia--Economic conditions--1918-
Bolivia--History--Revolution, 1952.
Bolivia--Politics and government--1938-
Princeton subject headings:
Bolivia--Economic conditions--1918-.
Bolivia--History--Revolution, 1952.
Bolivia--Politics and government--1952-1982.