APA (7th ed.) Citation

Allport, G. W., Vernon, P. E., & Powers, E. (1933). Studies in expressive movement. Macmillan Co..

Chicago Style (17th ed.) Citation

Allport, Gordon W., Philip Ewart Vernon, and Edwin Powers. Studies in Expressive Movement. New York: Macmillan Co., 1933.

MLA (9th ed.) Citation

Allport, Gordon W., et al. Studies in Expressive Movement. Macmillan Co., 1933.