Columbia subject headings:
Harvard subject headings:
Architecture--Italy--History--20th century
Fascism and architecture--Italy--Pontinia.
Fascism--Italy--Pontinia.
Pontine Marshes (Italy)--History--20th century.
Pontinia (Italy)--Buildings, structures, etc.
Pontinia (Italy)--History.
Princeton subject headings:
New towns--Italy--Pontinia--History.
Pontinia (Italy)--History.
Pontinia (Italy)--Pictorial works.