Columbia subject headings:
Art, Italian--Italy.
Art, Medieval--Italy.
Christian art and symbolism--Italy--Medieval, 500-1500.
Harvard subject headings:
Art, Italian--Italy
Art, Italian.
Art, Medieval--Italy
Christian art and symbolism--Italy--Medieval, 500-1500
Christian art and symbolism--Italy--Medieval, 500-1500.
Church architecture--Italy.
Princeton subject headings:
Art, Italian--Italy.
Art, Medieval--Italy.
Christian art and symbolism--Italy--Medieval, 500-1500.
Church architecture--Italy.