Columbia subject headings:
Rocca (Riolo Terme, Italy)
Studio Rava-Piersanti.
Harvard subject headings:
Castles--Conservation and restoration--Italy--Riolo Terme.
Fortification--Italy--Riolo Terme--History.
Fortification--Italy--Riolo Terme.
Historic buildings--Conservation and restoration--Italy--Riolo Terme.
Military architecture--Italy--Riolo Terme--Conservation and restoration.
Riolo Terme (Italy)--Buildings, structures, etc.
Rocca (Riolo Terme, Italy)--Conservation and restoration.
Rocca (Riolo Terme, Italy)--History.
Princeton subject headings:
Architecture, Medieval--Conservation and restoration--Italy--Riolo Terme.
Fortification--Conservation and restoration--Italy--Riolo Terme.
Riolo Terme (Italy)--Buildings, structures, etc.
Rocca (Riolo Terme, Italy)
Studio Rava-Piersanti.