Boas, A. J. (2001). Jerusalem in the Time of the Crusades: Society, Landscape and Art in the Holy City under Frankish Rule. Routledge.
Chicago-referens (17:e uppl.)Boas, Adrian J. Jerusalem in the Time of the Crusades: Society, Landscape and Art in the Holy City Under Frankish Rule. London [u.a.]: Routledge, 2001.
MLA-referens (8:e uppl.)Boas, Adrian J. Jerusalem in the Time of the Crusades: Society, Landscape and Art in the Holy City Under Frankish Rule. Routledge, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.