Columbia subject headings:
European drama--20th century--History and criticism--Congresses.
Theater--Europe--History--20th century--Congresses.
Translating and interpreting--Europe--Congresses.
Harvard subject headings:
European drama--20th century--History and criticism--Congresses.
Theater--Europe--History--20th century--Congresses.
Translating and interpreting--Europe--Congresses.
Princeton subject headings: