Columbia subject headings:
Ludovico Sforza, Duke of Milan, 1452-1508--Fiction.
Harvard subject headings:
Ludovico Sforza, Duke of Milan, 1452-1508
Milan (Italy)--Kings and rulers--Biography.
Nobility--Italy--Biography
Princeton subject headings:
Ludovico Sforza, Duke of Milan, 1452-1508.
Milan (Italy)--Kings and rulers--Biography.
Nobility--Italy--Biography.