Columbia subject headings:
Robert Guiscard, Duke of Apulia, Calabria, and Sicily, approximately 1015-1085.
Harvard subject headings:
Princeton subject headings:
Allibone, Finch, 1959---Travel--Italy, Southern.
Balkan Peninsula--Description and travel.
Italy, Southern--Description and travel.
Robert Guiscard, Duke of Apulia, Calabria, and Sicily, approximately 1015-1085.