Columbia subject headings:
Harvard subject headings:
Authors, Portuguese--20th century--Correspondence
Cesariny, Mário--Correspondence.
Lacerda, Alberto de, 1928-2007--Correspondence.
Princeton subject headings:
Authors, Portuguese--20th century--Correspondence.
Cesariny, Mário--Correspondence.
Lacerda, Alberto de, 1928-2007--Correspondence.