APA (7th ed.) Citation

Haines, W. H., Kennedy, F., & Hoffman, H. R. (1948). Psychiatric Study of William Heirens.

Chicago Style (17th ed.) Citation

Haines, William H., Foster Kennedy, and Harry R. Hoffman. Psychiatric Study of William Heirens. 1948.

MLA (9th ed.) Citation

Haines, William H., et al. Psychiatric Study of William Heirens. 1948.