Columbia subject headings:
Art, Modern--20th century.
Museum Moderner Kunst (Austria)
Harvard subject headings:
Art, Modern--20th century
Art, Modern--20th century--History and criticism.
Museum Moderner Kunst (Austria)
Museum Moderner Kunst (Austria)--History and criticism.
Princeton subject headings:
Art, Modern--20th century.
Museum Moderner Kunst (Austria)