Columbia subject headings:
Archaeology, Medieval--Italy--Siponto.
Excavations (Archaeology)--Italy--Siponto.
Siponto (Italy)--Antiquities.
Harvard subject headings:
Archaeology, Medieval--Italy--Siponto.
Excavations (Archaeology)--Italy--Siponto.
Siponto (Italy)--Antiquities.
Princeton subject headings:
Archaeology, Medieval--Italy--Siponto.
Excavations (Archaeology)--Italy--Siponto.
Siponto (Italy)--Antiquities.