Columbia subject headings:
Architecture--Italy--Palermo--Catalogs.
Di Cristina, Umberto--Catalogs.
Interior decoration--Italy--Palermo--Catalogs.
Harvard subject headings:
Architects--Italy.
Architecture--Conservation and restoration--Italy--Sicily--Catalogs.
Architecture--Italy--21st century.
Architecture--Italy--History--20th century
Architecture--Italy--Sicily--History--Catalogs.
Design--Italy--Sicily--History--20th century--Catalogs.
Designers--Italy.
Di Cristina, Umberto, 1927-
Di Cristina, Umberto--Catalogs.
Interior architecture--Italy.
Princeton subject headings: