Columbia subject headings:
Harvard subject headings:
Architecture--Italy--Trentino-Alto Adige--History--Congresses.
Historicism in architecture--Italy--Trentino-Alto Adige--Congresses.
Princeton subject headings:
Architecture--Italy--Trentino-Alto Adige--History--20th century--Congresses.
Historicism in architecture--Italy--Trentino-Alto Adige--Congresses.