Cita APA (7a ed.)

Benedicto XVI, P. (2008). Questions and answers. Our Sunday Visitor.

Cita Chicago Style (17a ed.)

Benedicto XVI, Papa. Questions and Answers. Huntington, Ind.: Our Sunday Visitor, 2008.

Cita MLA (9a ed.)

Benedicto XVI, Papa. Questions and Answers. Our Sunday Visitor, 2008.