Columbia subject headings:
Catholic press--Latin America--History--Sources.
Mass media in religion--Latin America--History--Sources.
Mass media--Latin America--History--Sources.
Harvard subject headings:
Catholic Church--Latin America--History--20th century--Sources.
Christian sociology--Latin America--History--20th century--Sources.
Communication--Latin America--History--20th century--Sources.
Princeton subject headings:
Catholic Church--Latin America--History--20th century--Sources.
Christian sociology--Latin America--History--20th century--Sources.
Communication--Latin America--History--20th century--Sources.
Mass media in religion--Latin America--History--Sources.