Columbia subject headings:
Castro, Willys de, 1926-1988--Exhibitions.
Constructivism (Art)--Brazil.
Harvard subject headings:
Castro, Willys de, 1926-1988--Exhibitions.
Constructivism (Art)--Brazil.
Princeton subject headings:
Castro, Willys de, 1926-1988--Exhibitions.
Constructivism (Art)--Brazil.