Columbia subject headings:
Harvard subject headings:
Education, Elementary--Brazil--Rio de Janeiro.
Educational sociology--Brazil--Rio de Janeiro.
Elementary school teachers--Brazil--Rio de Janeiro.
School children--Brazil--Rio de Janeiro.
Princeton subject headings:
Education, Elementary--Brazil--Rio de Janeiro.
Educational sociology--Brazil--Rio de Janeiro.
Elementary school teachers--Brazil--Rio de Janeiro.
School children--Brazil--Rio de Janeiro.