Columbia subject headings:
Caldas, Breno--Interviews.
Correio do povo--History.
Rio Grande (Rio Grande do Sul, Brazil)--Newspapers--History--20th century.
Harvard subject headings:
Brazilian newspapers--Brazil--Rio Grande do Sul (State)--History--20th century.
Brazilian newspapers--Rio Grande do Sul.
Caldas, Breno--Interviews.
Correio do povo.
Princeton subject headings:
Brazilian newspapers--Rio Grande do Sul.
Caldas, Breno--Interviews.
Correio do povo.