Columbia subject headings:
Austria--History--Ferdinand I, 1521-1564.
Ferdinand I, Holy Roman Emperor, 1503-1564.
Mohács, Battle of, Hungary, 1526.
Harvard subject headings:
Austria--History--Ferdinand I, 1521-1564
Ferdinand I, Holy Roman Emperor, 1503-1564
Mohács, Battle of, Hungary, 1526
Princeton subject headings:
Austria--History--Ferdinand I, 1521-1564.
Ferdinand I, Holy Roman Emperor, 1503-1564.
Mohács, Battle of, Hungary, 1526.