16: Sancti Aurelii Augustini De Trinitate libri 15 - Augustinus, Aurelius, <santo, 354-430>. (OLS)http://semarc/name/498; Mountain, William John. (OLS)http://semarc/name/1295; Glorie, François, <1905-1950>. (OLS)http://semarc/name/1296 (Aurelii Augustini Opera, 1968)