Parsons, W. (1955). Saint Augustine, Letters 4 (165-203). Translated by W. Parsons. [publisher not identified].
Citazione stile Chigago Style (17a edizione)Parsons, Wilfrid. Saint Augustine, Letters 4 (165-203). Translated by W. Parsons. New York: [publisher not identified], 1955.
Citatione MLA (8a ed.)Parsons, Wilfrid. Saint Augustine, Letters 4 (165-203). Translated by W. Parsons. [publisher not identified], 1955.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.