Columbia subject headings:
Argentine drama--20th century--History and criticism--Congresses.
Spanish American drama--20th century--History and criticism--Congresses.
Theater--Argentina--History--20th century--Congresses.
Theater--Latin America--History--20th century--Congresses.
Harvard subject headings:
Argentine drama--20th century--History and criticism--Congresses.
Argentine drama--20th century--History and criticism.
Latin American drama--20th century--History and criticism.
Spanish American drama--20th century--History and criticism--Congresses.
Theater--Argentina--History--20th century--Congresses.
Theater--Latin America--History--20th century--Congresses.
Princeton subject headings: