Columbia subject headings:
Harvard subject headings:
English literature--Criticism, Textual
Pérez de Ayala, Ramón, 1880-1962--Criticism and interpretation.
Spanish literature--Criticism, Textual.
Princeton subject headings:
English literature--Criticism, Textual.
Pérez de Ayala, Ramón, 1880-1962--Criticism and interpretation.
Spanish literature--Criticism, Textual.