Columbia subject headings:
City planning--Italy--Lazio--History--20th century.
Fascism and architecture.
New towns--Italy--Lazio--History--20th century.
Harvard subject headings:
City planning--Italy--Lazio--History--20th century.
City planning--Italy--Pontine Marshes--History--20th century.
Fascism and architecture--Italy--Lazio.
Fascism and architecture--Italy--Pontine Marshes.
New towns--Italy--Lazio--History--20th century.
New towns--Italy--Pontine Marshes--History--20th century.
Princeton subject headings: