Columbia subject headings:
Theater--Argentina--History--20th century--Congresses.
Theater--Latin America--History--20th century--Congresses.
Harvard subject headings:
Theater--Argentina--History--20th century--Congresses.
Theater--Latin America--History--20th century--Congresses.
Princeton subject headings:
Theater--Argentina--Buenos Aires--Congresses.
Theater--Latin America--Congresses.