Columbia subject headings:
Architecture--Portugal--History--20th century--Designs and plans.
Architecture--Portugal--History--20th century.
Congresso Nacional de Arquitectura (1st : 1948 : Lisbon, Portugal)
Harvard subject headings:
Architecture--Portugal--History--20th century
Architecture--Portugal--History--20th century--Designs and plans.
Congresso Nacional de Arquitectura (1st : 1948 : Lisbon, Portugal)
Princeton subject headings:
Architecture--Portugal--History--20th century--Designs and plans.
Architecture--Portugal--History--20th century.
Congresso Nacional de Arquitectura (1st : 1948 : Lisbon, Portugal)