16: Sancti Aurelii Augustini De Trinitate libri 15. - Augustinus, Aurelius, santo, 354-430. (OLS)http://ftis/name/51050; Glorie, François. (OLS)http://ftis/name/53851; Mountain, John William. (OLS)http://ftis/name/72954 (Aurelii Augustini Opera, 1968)