Lattey, C. The New Testament and the pagan emperors. Brown, W. E. Relations of church and state from Constantine to Charlemagne. Dawson, C. Church and state in the middle ages (Charlemagne to Philip le Bel. Matthew, G. Boniface VIII to the Council of Constance. Armstrong, J. From the Council of Constance to the treaty of Westphalia. Matthew, D. The peace of Westphalia to the French revolution. Woodruff, D. The French revolution and beyond. Johnson, H. J. T. From Pius VII to Pius XI. Evenett, H. O. Authority and the moral order. Eppstein, J. The totalitarian state. Bonnar, A. The claims of the church. Flynn, T. E. The rights of the family. Hoare, F. R. Political parties. Watt, L. Economics. Martindale, C. C. A Catholic programme.
London : Burns, Oates & Washbourne, 1936.