Columbia subject headings:
Art, Italian--Italy--Po River Valley--21st century--Exhibitions.
Po River Valley (Italy)--In art--Exhibitions.
Harvard subject headings:
Art, Italian--Italy--Po River Valley--21st century--Exhibitions.
Po River Valley (Italy)--In art--Exhibitions.
Princeton subject headings:
Art, Italian--Italy--Po River Valley--21st century--Exhibitions.
Po River Valley (Italy)--In art--Exhibitions.