Chester D. Hartranft (1890). Ecclesiastical History by Sozomen from Nicene and Post-Nicene Fathers, Second Series, Vol. 2. Edited by Philip Schaff and Henry Wace. (Buffalo, NY: Christian Literature Publishing Co., 1890.) Revised and edited for New Advent by Kevin Knight. - online open access at New Advent Walford, E. (1855). The Ecclesiastical History of Sozomen: From Ad 324 to Ad 425
