Columbia subject headings:
Social problems in art--Catalogs.
Taller de Gráfica Popular (Mexico City, Mexico)--Catalogs.
Taller de Gráfica Popular (Mexico City, Mexico)--History.
Harvard subject headings:
Printmakers--Mexico--Biography.
Prints, Mexican.
Prints--20th century--Mexico.
Social problems in art--Catalogs.
Socialism and art.
Taller de Gráfica Popular (Mexico City, Mexico)
Taller de Gráfica Popular (Mexico City, Mexico)--Catalogs.
Taller de Gráfica Popular (Mexico City, Mexico)--History.
Princeton subject headings: