Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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