History of Hospitaliers and the Maltese, vol 1, The Hospitaliers in the empire of Jerusalem. Their cultural revolution and defence of heritage in the empire of Jerusalem, vol 2, The Hospitaliers of Rhodes. Fighters against Islamic terrorism, vol 3, The Maltese cavaliers. Shields of Christianity in the Mideiterranean, vol 4, The Hospitaliers and the Maltese of German and Bavarian tongue. International and nationwide.