Columbia subject headings:
Aesthetics, Modern--20th century.
Art, Modern--20th century.
Bluth, Manfred, 1926---Aesthetics.
Modernism (Art)
Harvard subject headings:
Aesthetics, Modern--20th century.
Art, Modern--20th century
Bluth, Manfred, 1926---Aesthetics.
Modernism (Art)
Princeton subject headings: