Columbia subject headings:
Gide, André, 1869-1951--Correspondence.
Gide, André, 1869-1951--Criticism and interpretation.
Harvard subject headings:
Gide, André, 1869-1951--Criticism and interpretation.
Gide, André, 1869-1951. Correspondence.
Rysselberghe, Théo van--Correspondence.
Princeton subject headings:
Gide, André, 1869-1951--Criticism and interpretation.
Gide, André, 1869-1951. Correspondence.