APA (7th ed.) Zitazioa

Benedict XVI, P., Garvey, J., & Brown, J. S. (2013). A reason open to God: On universities, education, and culture. Catholic University of America Press.

Chicago Style (17th ed.) Zitazioa

Benedict XVI, Pope, John Garvey, eta J. Steven Brown. A Reason Open to God: On Universities, Education, and Culture. Washington, District of Columbia: Catholic University of America Press, 2013.

MLA (9th ed.) Zitazioa

Benedict XVI, Pope, et al. A Reason Open to God: On Universities, Education, and Culture. Catholic University of America Press, 2013.