Citazione APA

Bradford, E. D. S. (1973). The shield and the sword: The Knights of St. John, Jerusalem, Rhodes, and Malta ([1st ed.].). Dutton.

Stile di citazione Chicago

Bradford, Ernle Dusgate Selby. The Shield and the Sword: The Knights of St. John, Jerusalem, Rhodes, and Malta. [1st ed.]. New York: Dutton, 1973.

Citazione MLA

Bradford, Ernle Dusgate Selby. The Shield and the Sword: The Knights of St. John, Jerusalem, Rhodes, and Malta. [1st ed.]. Dutton, 1973.