Columbia subject headings:
Architecture and society--Congresses.
Architecture--Philosophy--Congresses.
Architecture--Study and teaching (Higher)--Spain--Congresses.
Harvard subject headings:
Architecture and society--Congresses.
Architecture--Philosophy--Congresses
Architecture--Study and teaching (Higher)--Spain--Congresses.
Princeton subject headings:
Architecture and society--Congresses.
Architecture--Philosophy--Congresses.
Architecture--Study and teaching (Higher)--Spain--Congresses.