Columbia subject headings:
Brazilian poetry--20th century.
Concrete poetry, Brazilian.
Grupo Noigandres (Literary group)
Harvard subject headings:
Art, Brazilian--20th century.
Brazilian poetry--20th century.
Concrete poetry, Brazilian.
Grupo Noigandres (Literary group)
Princeton subject headings:
Brazilian poetry--20th century.
Concrete poetry, Brazilian.
Grupo Noigandres (Literary group)