Columbia subject headings:
Art criticism--Europe.
Composition (Art)
Painting, European--History.
Painting, European--Themes, motives.
Perspective.
Space (Art)
Harvard subject headings:
Art criticism--Europe.
Composition (Art)
Painting, European--History.
Painting, European--Themes, motives.
Perspective
Space (Art)
Princeton subject headings:
Giotto, 1266?-1337.
Painting, European--Themes, motives.
Perspective--History.
Space (Architecture) in art.