Columbia subject headings:
Darwin, Charles, 1809-1882--Influence.
Evolution in literature.
Pérez Galdós, Benito, 1843-1920--Criticism and interpretation.
Harvard subject headings:
Darwin, Charles, 1809-1882--Influence.
Evolution in literature.
Pérez Galdós, Benito, 1843-1920--Criticism and interpretation.
Pérez Galdós, Benito, 1843-1920--Philosophy.
Princeton subject headings:
Darwin, Charles, 1809-1882--Influence.
Evolution in literature.
Pérez Galdós, Benito, 1843-1920--Philosophy.