St. Augustin on the Holy Trinity, Doctrinal Treatises and Moral Treatises: Nicene and Post-Nicene Fathers of the Christian Church V3 is a book that contains the writings of Saint Augustin. The book is divided into two parts: Doctrinal Treatises and Moral Treatises. The Doctrinal Treatises section includes Saint Augustin's thoughts on the Holy Trinity, which is the Christian doctrine of the three persons of God: the Father, the Son, and the Holy Spirit...