Columbia subject headings:
Anti-clericalism--Italy--History.
Petrarca, Francesco, 1304-1374--Religion.
Harvard subject headings:
Anti-clericalism--Italy--History.
Petrarca, Francesco, 1304-1374--Religion.
Princeton subject headings:
Anti-clericalism--Italy--History--14th century.
Petrarca, Francesco, 1304-1374--Religion.