Columbia subject headings:
Art, Modern--20th century--Psychological aspects.
Art, Modern--20th century--Themes, motives.
Harvard subject headings:
Art, Modern--20th century--Psychological aspects.
Art, Modern--20th century--Themes, motives
Romero Brest, Jorge.
Princeton subject headings:
Art, Modern--20th century--Psychological aspects.
Art, Modern--20th century--Themes, motives.