Columbia subject headings:
Harvard subject headings:
Trieste (Italy)--History--Sources.
Trieste (Italy)--History.
Trieste (Italy)--Social life and customs--Sources.
Trieste (Italy)--Social life and customs.
Princeton subject headings:
Trieste (Italy)--History--Sources.
Trieste (Italy)--History.
Trieste (Italy)--Social life and customs--Sources.
Trieste (Italy)--Social life and customs.