Adrian J. Boas, Jerusalem in the Time of the Crusades: Society, Landscape and Art in the Holy City under Frankish Rule, (Routledge, 2001), 26.
شوالیه‌های تتونیک شوالیه‌های مالت شوالیه‌های معبد Adrian J. Boas, Jerusalem in the Time of the Crusades: Society, Landscape and Art in the Holy City under Frankish Rule, (Routledge, 2001), 26.