Columbia subject headings:
Authors, Italian--To 1500--Biography.
Petrarca, Francesco, 1304-1374.
Harvard subject headings:
Petrarca, Francesco, 1304-1374--Criticism and interpretation.
Petrarca, Francesco, 1304-1374--Homes and haunts.
Princeton subject headings:
Petrarca, Francesco, 1304-1374--Criticism and interpretation.
Petrarca, Francesco, 1304-1374--Homes and haunts.