Cox, G. W. (1891). The crusades (9th ed.). Longmans, Green, and co..
Lua i Stíl Chicago (17ú heag.)Cox, George W. The Crusades. 9th ed. London ; New York: Longmans, Green, and co., 1891.
Lua MLA (8ú heag.)Cox, George W. The Crusades. 9th ed. Longmans, Green, and co., 1891.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.