Columbia subject headings:
Architecture, Domestic--Italy--Sperlonga--Designs and plans.
Architecture, Domestic--Italy--Sperlonga.
De Renzi, Mario, 1897-1967.
Sperlonga (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Domestic--Italy--Sperlonga--Designs and plans.
Architecture, Domestic--Italy--Sperlonga.
De Renzi, Mario, 1897-1967.
Sperlonga (Italy)--Buildings, structures, etc.
Princeton subject headings: