Columbia subject headings:
Petrarca, Francesco, 1304-1374--Religion.
Petrarca, Francesco, 1304-1374. Rime.
Harvard subject headings:
Holy, The, in literature.
Petrarca, Francesco, 1304-1374--Religion.
Petrarca, Francesco, 1304-1374. Rime
Princeton subject headings:
Petrarca, Francesco, 1304-1374. Rime.