Columbia subject headings:
Art--Italy--Lucca.
Art--Italy--Pisa.
Lucca (Italy)--Description and travel.
Pisa (Italy)--Description and travel.
Harvard subject headings:
Art--Italy--Lucca.
Art--Italy--Pisa.
Lucca (Italy)--Description and travel.
Pisa (Italy)--Description and travel.
Princeton subject headings:
Art--Italy--Lucca.
Art--Italy--Pisa.
Lucca (Italy)--Description and travel.
Pisa (Italy)--Description and travel.