Columbia subject headings:
Architecture, Domestic--Italy--Reggio Emilia (Province)--History--To 1500.
Architecture, Medieval--Italy--Reggio Emilia (Province)
Harvard subject headings:
Archaeology, Medieval--Italy--Reggio Emilia (Province)
Architecture, Domestic--Italy--Reggio Emilia (Province)--History--To 1500.
Architecture, Medieval--Italy--Reggio Emilia (Province)
Princeton subject headings:
Architecture, Domestic--Italy--Reggio Emilia (Province)--History--To 1500.
Architecture, Medieval--Italy--Reggio Emilia (Province).