APA (7th ed.) Citation

Shaffer, L. F., & Gilmer, B. v. H. (1940). Psychology. Harper & Brothers Publishers.

Chicago Style (17th ed.) Citation

Shaffer, Laurance Frederic, and B. von Haller Gilmer. Psychology. New York: Harper & Brothers Publishers, 1940.

MLA (9th ed.) Citation

Shaffer, Laurance Frederic, and B. von Haller Gilmer. Psychology. Harper & Brothers Publishers, 1940.