Augustine, of Hippo, Saint, 354-430. De spiritu et littera (Personal Name)
- Earlier heading: Augustine, Saint, Bishop of Hippo. De spiritu et littera
- Augustine, of Hippo, Saint, 354-430. Divi Aurelii Augustini Hipponensis episcopi De spiritu & litera, liber unus
- Augustine, of Hippo, Saint, 354-430. De spiritu & litera, liber unus
- Augustine, of Hippo, Saint, 354-430. De spiritu et litera, liber unus
- Augustine, of Hippo, Saint, 354-430. Divi Aurelii Augustini Hipponensis episcopi Liber de Spiritu & litera ad Marcellinum
- Augustine, of Hippo, Saint, 354-430. Liber de spiritu & litera ad Marcellinum
- Augustine, of Hippo, Saint, 354-430. Liber de spritu et litera ad Marcellinum
- Augustine, of Hippo, Saint, 354-430. Liber Beati Augustini episcopi de spiritu et littera
Sancti Aureli Augustini De peccatorum meritis et remissione et de baptismo parvulorum ; De spiritu et littera liber unus ; De natura et gratia liber unus ; De natura et origine animae libri quattuor ; Contra duas epistulas Pelagianorum libri quattuor, 1962
Clavis patrum Latinorum, 1995: p. 131 (De spiritu et littera)
RLIN, 12/11/96 (hdg.: Augustine, Saint, Bishop of Hippo. De spiritu et littera)
Diui Aurelii Augustini Hipponensis episcopi De spiritu & litera, liber vnus, 1534: leaf 2 (Diui Aurelii Augustini Hipponensis episcopi, Liber de spiritu & litera ad Marcellinum)
De spiritu et littera, ca. 1470: colophon (Liber Beati Augustini episcopi de spiritu [et] littera)