Parish, Hallucinations and Illusions (London: Scott. New York: Scribners).

Social and Ethical Psychology.

Tarde, The Laws of Imitation (New York: Holt).

Le Bon, The Crowd (London: Scott. New York: Scribners)

Royce, Studies in Good and Evil (Appletons).

Baldwin, Social and Ethical Interpretations in Mental Development (Macmillans).

Educational Psychology.

Spencer, On Education (Appletons).

Guyau, Education and Heredity (Scribners).

Herbart, The Application of Psychology to Education (Scribners).