Smith, J. H. (1972). Francis of Assisi. Scribner.
Lua i Stíl Chicago (17ú heag.)Smith, John Holland. Francis of Assisi. New York: Scribner, 1972.
Lua MLA (8ú heag.)Smith, John Holland. Francis of Assisi. Scribner, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.