Columbia subject headings:
Caxias do Sul (Brazil)--History.
Italians--Brazil--Rio Grande do Sul (State)
Rio Grande do Sul (Brazil : State)--History.
Harvard subject headings:
Caxias do Sul (Brazil)--History.
Italians--Brazil--Rio Grande do Sul (State)
Rio Grande do Sul (Brazil : State)--History
Princeton subject headings:
Caxias do Sul (Brazil)--History.
Italians--Brazil--Rio Grande do Sul (State).
Rio Grande do Sul (Brazil : State)--History.