APA (7th ed.) Citation

Forbush, W. B., & Hall, G. S. (1902). The boy problem: A study in social psychology (5th ed.). Pilgrim Press.

Chicago Style (17th ed.) Citation

Forbush, William Byron, and G. Stanley Hall. The Boy Problem: A Study in Social Psychology. 5th ed. New York: Pilgrim Press, 1902.

MLA (9th ed.) Citation

Forbush, William Byron, and G. Stanley Hall. The Boy Problem: A Study in Social Psychology. 5th ed. Pilgrim Press, 1902.