APA (7th ed.) Citation

Wilson, J. P., & Keane, T. M. (1997). Assessing psychological trauma and PTSD. Guilford Press.

Chicago Style (17th ed.) Citation

Wilson, John P., and Terence Martin Keane. Assessing Psychological Trauma and PTSD. New York: Guilford Press, 1997.

MLA (9th ed.) Citation

Wilson, John P., and Terence Martin Keane. Assessing Psychological Trauma and PTSD. Guilford Press, 1997.