APA (7th ed.) Citation

Bogardus, E. S. (1931). Fundamentals of social psychology (2d ed.). D. Appleton-Century.

Chicago Style (17th ed.) Citation

Bogardus, Emory S. Fundamentals of Social Psychology. 2d ed. New York: D. Appleton-Century, 1931.

MLA (9th ed.) Citation

Bogardus, Emory S. Fundamentals of Social Psychology. 2d ed. D. Appleton-Century, 1931.