Columbia subject headings:
Architecture, Late Gothic--Italy, Southern.
Architecture, Late Gothic--Italy--Sicily.
Italy--Civilization--1268-1559.
Harvard subject headings:
Architecture, Gothic--Italy, Southern.
Architecture, Renaissance--Italy, Southern.
Architecture--Italy, Southern--15th century.
Princeton subject headings:
Architecture, Late Gothic--Italy, Southern.
Architecture, Late Gothic--Italy--Sicily.
Italy--Civilization--1268-1559.