Columbia subject headings:
Guillén, Jorge, 1893-1984--Influence.
Montale, Eugenio, 1896-1981--Criticism and interpretation.
Petrarca, Francesco, 1304-1374--Influence.
Harvard subject headings:
Guillén, Jorge, 1893-1984--Influence.
Montale, Eugenio, 1896-1981--Criticism and interpretation.
Petrarca, Francesco, 1304-1374--Influence.
Princeton subject headings:
Guillén, Jorge, 1893-1984--Influence.
Montale, Eugenio, 1896-1981--Criticism and interpretation.
Petrarca, Francesco, 1304-1374--Influence.