APA (7e ed.) Bronvermelding

Allen, J. L., Jr. (2000). Cardinal Ratzinger: The Vatican's enforcer of the faith. Continuum.

Chicago (17e ed.) Bronvermelding

Allen, John L., Jr. Cardinal Ratzinger: The Vatican's Enforcer of the Faith. New York: Continuum, 2000.

MLA (8e ed.) Bronvermelding

Allen, John L., Jr. Cardinal Ratzinger: The Vatican's Enforcer of the Faith. Continuum, 2000.