Columbia subject headings:
Harvard subject headings:
Architecture--Competitions--Italy--Tivoli.
Architecture--Italy--Tivoli--Designs and plans.
Architecture--Italy--Tivoli.
City planning--Competitions--Italy--Tivoli.
City planning--Italy--Tivoli.
Cultural property--Protection--Italy--Tivoli.
Hadrian's Villa (Tivoli, Italy)
Tivoli (Italy)--Buildings, structures, etc.
Urban renewal--Competitions--Italy--Tivoli.
Urban renewal--Italy--Tivoli.
Princeton subject headings:
Architecture--Competitions--Italy--Tivoli.
Architecture--Italy--Tivoli--Designs and plans.
Architecture--Italy--Tivoli.
City planning--Competitions--Italy--Tivoli.
City planning--Italy--Tivoli.
Cultural property--Protection--Italy--Tivoli.
Hadrian's Villa (Tivoli, Italy)
Tivoli (Italy)--Buildings, structures, etc.
Urban renewal--Competitions--Italy--Tivoli.
Urban renewal--Italy--Tivoli.