Columbia subject headings:
Harvard subject headings:
Bartolo, of Sassoferrato, 1313-1357. De tyranno
Despotism--Early works to 1800.
Despotism--Italy--History--To 1500.
Princeton subject headings:
Despotism--Italy--History.
Law, Medieval.
Law--Italy--Philosophy--History.
Law--Political aspects--Italy--History.