Columbia subject headings:
City planning--Spain--Avila--History.
Neoclassicism (Architecture)--Spain--Avila.
Plaza Mayor (Avila, Spain)
Harvard subject headings:
City planning--Spain--Avila--History.
Neoclassicism (Architecture)--Spain--Avila.
Plaza Mayor (Avila, Spain)
Princeton subject headings:
Architecture--Spain--Avila.
Plaza Mayor (Avila, Spain)