Columbia subject headings:
Harvard subject headings:
Ejército Revolucionario del Pueblo (Argentina)
Mundo (Buenos Aires, Argentina : 1973)
Press and politics--Argentina.
Princeton subject headings:
Argentina--Politics and government--1955-1983.
Argentine newspapers--History--20th century.
Ejército Revolucionario del Pueblo (Argentina)--History.
Mundo (Buenos Aires, Argentina : 1973)
Socialism--Argentina--Periodicals--History--20th century.