Columbia subject headings:
Harvard subject headings:
Environmentalism--Greece.
Human ecology--Greece--Attikē.
Hymettus Mountain.
Urban ecology (Sociology)--Greece--Attikē.
Urban policy--Greece--Attikē.
Princeton subject headings:
Human ecology--Greece--Attikē.
Hymettus Mountain (Greece)
Urban ecology (Sociology)--Greece--Attikē.
Urban policy--Greece--Attikē.