Clayes, M. (1976). The life of Brother Isidore de Loor, C.P. Congregation of the Passion.
Lua i Stíl Chicago (17ú heag.)Clayes, Marcellus. The Life of Brother Isidore De Loor, C.P. Chicago, Ill.: Congregation of the Passion, 1976.
Lua MLA (8ú heag.)Clayes, Marcellus. The Life of Brother Isidore De Loor, C.P. Congregation of the Passion, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.