Columbia subject headings:
Harvard subject headings:
Apollinaire, Guillaume, 1880-1918--Criticism and interpretation--Congresses.
Princeton subject headings:
Apollinaire, Guillaume, 1880-1918--Appreciation--Europe--Congresses.
Apollinaire, Guillaume, 1880-1918--Criticism and interpretation--Congresses.
Apollinaire, Guillaume, 1880-1918--Influence--Congresses.
Art and literature--Europe--History--20th century--Congresses.