Columbia subject headings:
Harvard subject headings:
Argentina--Periodicals--Indexes.
Argentina--Politics and government--1910-1943--Periodicals--Indexes.
Argentine periodicals--Indexes.
Claridad (Buenos Aires, Argentina)--History.
Claridad (Buenos Aires, Argentina)--Indexes.
Socialism--Argentina--Periodicals--Indexes.
Princeton subject headings:
Argentina--Periodicals--Indexes.
Argentina--Politics and government--1910-1943--Periodicals--Indexes.
Claridad (Buenos Aires, Argentina)--Indexes.
Indexes.
Periodicals.
Socialism--Argentina--Periodicals--Indexes.