Columbia subject headings:
Authors, Italian--To 1500--Biography.
Petrarca, Francesco, 1304-1374.
Harvard subject headings:
Authors, Italian--To 1500--Biography
Biographies.
Petrarca, Francesco, 1304-1374
Princeton subject headings:
Authors, Italian--To 1600--Biography.
Petrarca, Francesco, 1304-1374--Biography.