Columbia subject headings:
Calvino, Italo--Exhibitions.
Literary prizes--Italy--Riccione--History--Exhibitions.
Premio Riccione per il teatro--Exhibitions.
Harvard subject headings:
Calvino, Italo--Exhibitions.
Literary prizes--Italy--Riccione--History--Exhibitions.
Premio Riccione per il teatro--Exhibitions.
Riccione Region (Italy)--History--Exhibitions.
Princeton subject headings:
Calvino, Italo--Exhibitions.
Premio Riccione per il teatro.
Riccione Region (Italy)--History--Exhibitions.