Petrus <Chrysologus>, Olivar, A., & Felix <de Ravenna>. (1940). Sancti Petri Chrysologi Collectio sermonum: Cura et studio Alexandri Olivar OSB. Brepols.
Cita Chicago (17th ed.)Petrus <Chrysologus>, Alexandre Olivar, i Felix <de Ravenna>. Sancti Petri Chrysologi Collectio Sermonum: Cura Et Studio Alexandri Olivar OSB. Turnholti: Brepols, 1940.
Cita MLA (8th ed.)Petrus <Chrysologus>, et al. Sancti Petri Chrysologi Collectio Sermonum: Cura Et Studio Alexandri Olivar OSB. Brepols, 1940.
Atenció: Aquestes cites poden no estar 100% correctes.