Columbia subject headings:
Architecture--Germany--Frankfurt am Main.
Architecture--Italy--Naples--History.
Architecture--Italy--Naples.
City planning--Italy--Naples.
Frankfurt am Main (Germany)--Buildings, structures, etc.
Naples (Italy)--Buildings, structures, etc.
Urban renewal--Italy--Naples.
Harvard subject headings:
Princeton subject headings:
Architecture, Modern--20th century--Italy--Naples.
Architecture--Germany (West)--Frankfurt am Main.
Architecture--Italy--Naples.
City planning--Italy--Naples.
Frankfurt am Main (Germany)--Buildings, structures, etc.
Naples (Italy)--Buildings, structures, etc.
Urban renewal--Italy--Naples.