Citazione Stile APA (7a Edizione)

Augustine, S., & Parsons, W. (2008). Letters. Catholic University of America Press.

Citazione stile Chigago Style (17a edizione)

Augustine, Saint, e Wilfrid Parsons. Letters. Washington, D.C.: Catholic University of America Press, 2008.

Citatione MLA (9a ed.)

Augustine, Saint, e Wilfrid Parsons. Letters. Catholic University of America Press, 2008.