APA (7. basım) Alıntı

Duggan, J. F. (1991). Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto.

Chicago Style (17. basım) Atıf

Duggan, John; Fey. Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto, 1991.

MLA (8th ed.) Atıf

Duggan, John; Fey. Spiritual Roots: The Roman Catholic Archdiocese of Toronto at 150 Years of Age. Toronto, 1991.