APA (7th ed.) Citation

Litz, B. T., Orsillo, S. M., Kaloupek, D., & Weathers, F. (2000). Emotional processing in posttraumatic stress disorder. Journal of abnormal psychology, 109(1), 26-39.

Chicago Style (17th ed.) Citation

Litz, Brett T., Susan M. Orsillo, Danny Kaloupek, and Frank Weathers. "Emotional Processing in Posttraumatic Stress Disorder." Journal of Abnormal Psychology 109, no. 1 (2000): 26-39.

MLA (8th ed.) Citation

Litz, Brett T., et al. "Emotional Processing in Posttraumatic Stress Disorder." Journal of Abnormal Psychology, vol. 109, no. 1, 2000, pp. 26-39.