Columbia subject headings:
Architecture--Italy--Sicily--History--20th century--Catalogs.
Architecture--Italy--Sicily--History--21st century--Catalogs.
La Monaca, Orazio--Catalogs.
Harvard subject headings:
Architecture--Italy--History--21st century--Catalogs.
La Monaca, Orazio, 1957---Catalogs.
Princeton subject headings:
Architecture, Modern--21st century--Designs and plans.
Architecture, Modern--21th century--Italy.
La Monaca, Orazio, 1957-