Columbia subject headings:
Avant-garde (Aesthetics)--History--20th century.
Creation (Literary, artistic, etc.)--Psychological aspects.
Modernism (Art)--Themes, motives.
Harvard subject headings:
Avant-garde (Aesthetics)--History--20th century.
Creation (Literary, artistic, etc.)--Psychological aspects
Modernism (Art)--Themes, motives.
Princeton subject headings: