Columbia subject headings:
Brazil--Politics and government--1930-1945.
Orientação socialista.
Press and politics--Brazil.
Press, Socialist--Brazil.
Harvard subject headings:
Brazil--Politics and government--1945-1954.
Orientação socialista.
Press and politics--Brazil
Press, Socialist--Brazil.
Princeton subject headings:
Orientação socialista.
Press, Socialist--Brazil--History.
Socialism--Brazil--Periodicals--History.