Columbia subject headings:
Acropolis (Athens, Greece)
Athens (Greece)--Antiquities.
Historic sites--Conservation and restoration--Greece--Athens.
Landscape architecture--Greece--Athens.
Pikiōnēs, Dēmētrēs, 1887-1968.
Harvard subject headings:
Acropolis (Athens, Greece)
Athens (Greece)--Antiquities.
Historic sites--Conservation and restoration--Greece--Athens.
Landscape architecture--Greece--Athens.
Pikiōnēs, Dēmētrēs, 1887-1968.
Princeton subject headings:
Acropolis (Athens, Greece)
Athens (Greece)--Antiquities.