Duggan, J. F. (1991). Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto.
Chicago-referens (17:e uppl.)Duggan, John; Fey. Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto, 1991.
MLA-referens (8:e uppl.)Duggan, John; Fey. Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.