Columbia subject headings:
Harvard subject headings:
Architecture--Italy--Sermoneta--Guidebooks.
Art, Italian--Italy--Sermoneta--Guidebooks.
Sermoneta (Italy)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Architecture--Italy--Sermoneta--Guidebooks.
Art, Italian--Italy--Sermoneta--Guidebooks.
Sermoneta (Italy)--Buildings, structures, etc.
Sermoneta (Italy)--Description and travel--Guidebooks.