12. Ancient Sources. (Chapter 2: Persecution of Christianity and Christian Martyrdom.) (History of the Christian Church) (Schaff, Philip)

Eusebius: H. E., particularly Lib. viii. and ix.

Lactantius: De Mortibus persecutorum.

The Apologies of Justin Martyr, Minucius Felix, Tertullian, and Origen, and the Epistles of Cyprian.