APA-referens (7:e uppl.)

Armstrong, D. (2006). Top ten questions Catholics are asked. Our Sunday Visitor.

Chicago-referens (17:e uppl.)

Armstrong, David. Top Ten Questions Catholics Are Asked. Huntington, IN: Our Sunday Visitor, 2006.

MLA-referens (8:e uppl.)

Armstrong, David. Top Ten Questions Catholics Are Asked. Our Sunday Visitor, 2006.