Columbia subject headings:
Harvard subject headings:
Authors, French--20th century--Correspondence
Saint-Exupéry, Antoine de, 1900-1944--Correspondence.
Saint-Exupéry, Marie de, 1875-1972--Correspondence.
Princeton subject headings:
Authors, French--20th century--Correspondence.
Saint-Exupéry, Antoine de, 1900-1944--Correspondence.