APA (7th ed.) Citation

Boring, E. G., Langfeld, H. S., & Weld, H. P. (1948). Foundations of psychology. Wiley.

Chicago Style (17th ed.) Citation

Boring, Edwin Garrigues, Herbert Sidney Langfeld, and Harry Porter Weld. Foundations of Psychology. New York: Wiley, 1948.

MLA (9th ed.) Citation

Boring, Edwin Garrigues, et al. Foundations of Psychology. Wiley, 1948.