Columbia subject headings:
Agrigento (Italy)--Antiquities--Congresses.
Architecture, Greek--Italy--Agrigento--Congresses.
Architecture, Roman--Italy--Agrigento--Congresses.
Excavations (Archaeology)--Italy--Agrigento--Congresses.
Parco Valle dei Templi (Italy)--Congresses.
Temples, Greek--Italy--Agrigento--Congresses.
Harvard subject headings:
Agrigento (Italy)--Antiquities--Congresses.
Excavations (Archaeology)--Italy--Agrigento--Congresses.
Princeton subject headings:
Agrigento (Italy)--Antiquities--Congresses.
Excavations (Archaeology)--Italy--Agrigento--Congresses.