APA (7e ed.) Bronvermelding

Ehlers, A., Clark, D., Hackmann, A., McManus, F., & Fennell, M. (2005). Cognitive therapy for post-traumatic stress disorder: Development and evaluation.

Chicago (17e ed.) Bronvermelding

Ehlers, A., D. Clark, A. Hackmann, F. McManus, en M. Fennell. Cognitive Therapy for Post-traumatic Stress Disorder: Development and Evaluation. 2005.

MLA (9e ed.) Bronvermelding

Ehlers, A., et al. Cognitive Therapy for Post-traumatic Stress Disorder: Development and Evaluation. 2005.