Cita APA (7th ed.)
Augustine, S., Zema, D. B., Walsh, G. G., & Gilson, E. (2008). The city of God. Catholic University of America Press.
Cita Chicago (17th ed.)
Augustine, Saint, Demetrius B. Zema, Gerald G. Walsh, i Etienne Gilson. The City of God. Washington, D.C.: Catholic University of America Press, 2008.
Cita MLA (9th ed.)
Augustine, Saint, et al. The City of God. Catholic University of America Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.