Eugippius: Vita Sancti Severini, Epistula ad probam virginem (ed. P. Knöll 1886. Recensuit et commentario critico instuxit Pius Knoell 

Eugippius: Vita Sancti Severini

Eugippii opera. Pars II: Eugippii vita Sancti Severini

Augustinus: Confessiones (ed. P. Knöll 1896). Recensuit et commentario critico instruxit Pius Knöll 

Eugippius: Excerpta ex operibus Sancti Augustini (ed. P. Knöll 1885). Recensuit et commentario critico instuxit Pius Knoell 

Augustinus: Retractationes (ed. P. Knöll 1902). Recensuit et commentario critico instruxit Pius Knöll 

Augustinus: Contra Academicos, De beata vita, De ordine (ed. P. Knöll 1922). Recensuit Pius Knöll 