Columbia subject headings:
Harvard subject headings:
Cyprus--History.
Frederick II, Holy Roman Emperor, 1194-1250.
Giovanni, di Ibelin, active 13th century.
Princeton subject headings:
Crusades--Sixth, 1228-1229.
Cyprus--History--Coup d'état, 1974.
Filippo, di Novara, active 13th century. Guerra di Federico II in Oriente (1228-1229)
Frederick II, Holy Roman Emperor, 1194-1250.
Giovanni, di Ibelin, active 13th century.