APA (7th ed.) Citation

Wheeler, R. H. (1940). The science of psychology: An introductory study (2nd ed. completely revised.). Thomas Y. Crowell Co.

Chicago Style (17th ed.) Citation

Wheeler, Raymond Holder. The Science of Psychology: An Introductory Study. 2nd ed. completely revised. New York: Thomas Y. Crowell Co, 1940.

MLA (9th ed.) Citation

Wheeler, Raymond Holder. The Science of Psychology: An Introductory Study. 2nd ed. completely revised. Thomas Y. Crowell Co, 1940.