Columbia subject headings:
Archivio vaticano--Catalogs.
Catalonia (Spain)--Church history--20th century--Sources--Bibliography--Catalogs.
Catholic Church. Apostolic Nunciature (Spain). Archivo--Catalogs.
Church records and registers--Spain--Catalonia--Bibliography--Catalogs.
Harvard subject headings:
Archivio vaticano--Catalogs.
Catalonia (Spain)--Church history--20th century--Sources--Bibliography--Catalogs.
Catalonia (Spain)--Church history--Sources--Bibliography--Catalogs.
Catholic Church. Apostolic Nunciature (Spain). Archivo--Catalogs.
Church records and registers--Spain--Catalonia--Bibliography--Catalogs.
Princeton subject headings: