Field, S. L. (2006). Isabelle of France: Capetian sanctity and Franciscan identity in the thirteenth century. University of Notre Dame Press.
Lua i Stíl Chicago (17ú heag.)Field, Sean L. Isabelle of France: Capetian Sanctity and Franciscan Identity in the Thirteenth Century. Notre Dame, Ind.: University of Notre Dame Press, 2006.
Lua MLA (8ú heag.)Field, Sean L. Isabelle of France: Capetian Sanctity and Franciscan Identity in the Thirteenth Century. University of Notre Dame Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.