Bradford, E. D. S. (1973). The shield and the sword: The Knights of St. John, Jerusalem, Rhodes, and Malta ([1st ed.].). Dutton.
Lua i Stíl Chicago (17ú heag.)Bradford, Ernle Dusgate Selby. The Shield and the Sword: The Knights of St. John, Jerusalem, Rhodes, and Malta. [1st ed.]. New York: Dutton, 1973.
Lua MLA (8ú heag.)Bradford, Ernle Dusgate Selby. The Shield and the Sword: The Knights of St. John, Jerusalem, Rhodes, and Malta. [1st ed.]. Dutton, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.