Columbia subject headings:
Louis I, King of Hungary and Poland, 1326-1382.
Harvard subject headings:
Hungary--History--Louis I, 1342-1382
Hungary--Kings and rulers--Biography
Louis I, King of Hungary and Poland, 1326-1382.
Poland--Kings and rulers--Biography
Princeton subject headings:
Hungary--Kings and rulers--Biography.
Louis I, King of Hungary and Poland, 1326-1382.
Poland--Kings and rulers--Biography.