Columbia subject headings:
Art--Portugal--Lisbon.
Church architecture--Portugal--Lisbon.
Church buildings--Portugal--Lisbon.
Harvard subject headings:
Art--Portugal--Lisbon.
Church architecture--Portugal--Lisbon.
Church buildings--Portugal--Lisbon.
Princeton subject headings:
Art--Portugal--Lisbon.
Church architecture--Portugal--Lisbon.
Church buildings--Portugal--Lisbon.