Speculum vitae ; The siege of Jerusalem.
MLA
Bonaventure, and Robert H Taylor. Speculum Vitae : The Siege of Jerusalem. [London, England], n130.
APA
Bonaventure, B., & Taylor, R. H. (n130). Speculum vitae : The siege of Jerusalem. [London, England].
Chicago
Bonaventure, and Robert H. Taylor. Speculum Vitae: The Siege of Jerusalem. [London, England], n130.