Columbia subject headings:
Authors, Spanish--20th century--Correspondence.
Prados, Emilio, 1899-1962--Correspondence.
Sanchis-Banús, José--Correspondence.
Harvard subject headings:
Authors, Spanish--20th century--Correspondence
Prados, Emilio, 1899-1962--Correspondence.
Sanchis-Banús, José--Correspondence.
Princeton subject headings:
Authors, Spanish--20th century--Correspondence.
Prados, Emilio, 1899-1962--Correspondence.
Sanchis-Banús, José--Correspondence.