APA (7th ed.) Citation

American Psychological Association, Warren, H. C., Vaughan, C. L., Dunlap, K., Bentley, M., & Hunter, W. S. (1895). The psychological index. Macmillan and Co..

Chicago Style (17th ed.) Citation

American Psychological Association, Howard C. Warren, Clement Leslie Vaughan, Knight Dunlap, Madison Bentley, and Walter Samuel Hunter. The Psychological Index. New York, N.Y.: Macmillan and Co., 1895.

MLA (9th ed.) Citation

American Psychological Association, et al. The Psychological Index. Macmillan and Co., 1895.