Steinmetz, S. R. Ethnologische Studien zur ersten Entwicklung der Strafe (Leiden and Leipzig, 1894).

Tiele, C. P. Geschichte der Religion im Alterthum bis auf Alexander den Grossen (Germ. tr., Gotha, 1895; ed. Gehrich, Gotha, 1896-1903).

Menzies, A. History of Religion (London and New York, 1895; New York, 1906).

Religious Systems of the World (London, 1896; new ed., 1902).

Carpenter, J. E. Place of Christianity among the Religions of the World (London, 1904).

Orientalische Religionen (in Die Kultur der Gegenwart) (Berlin and Leipzig, 1906).

Bloomfield, M. The Symbolic Gods (in Studies in Honor of B. L. Gildersleeve) (Baltimore, 1902).

Jevons, F. B. Introduction to the History of Religion (London, 1896; 2d ed., 1902); Introduction to the Study of Comparative Religion (New York, 1908); The Idea of God in Early Religions (Cambridge, England, 1910).

Johnson, Samuel. Oriental Religions and their Relation to Universal Religion (1872-1885; Boston, 1897).

White, A. D. Warfare of Science with Theology in Christendom (New York, 1897).