(it) Rivista, vol. 30, Presso il Collegio araldico, , 470 p. (lire en ligne)
Paddy Dillon, Walking in Malta: 33 routes on Malta, Gozo and Comino, Cicerone Press Limited, (ISBN9781849656481, lire en ligne), p. 42
Henry Frendo, Malta's Quest for Independence: Reflections on the Course of Maltese History, Valletta, Valletta Publishing & Promotion Co. Ltd, (lire en ligne), p. 52