Comparative Religion
- Barlaam and Ioasaph
John of Damascus · tr.1914
- History of the Catholic Church from the Renaissance to the French Revolution, Volume 2
James MacCaffrey · 1915
- History of the Moravian Church
J. E. Hutton · 1909
- The Religion of Babylonia and Assyria
Theophilus G. Pinches · 1906