Κυρίαρχο Στρατιωτικό Τάγμα της Μάλτας: Διαφορά μεταξύ των αναθεωρήσεων

* [http://web.archive.org/20040520033809/www.geocities.com/noelcox/Malta.htm The Acquisition of Sovereignty by Quasi-States: The case of the Order of Malta by Professor Noel Cox]

* [http://www.worldstatesmen.org/Malta_knights.htm WorldStatesmen]

* [https://www.youtube.com/watch?v=6WQHtkN5mA4 Palazzo Malta]