APA (7e ed.) Bronvermelding

Clark, D., Salkovskis, P., Hackmann, A., Wells, A., Ludgate, J., & Gelder, M. (1999). Brief cognitive therapy for panic disorder: A randomized controlled trial.

Chicago (17e ed.) Bronvermelding

Clark, D., P. Salkovskis, A. Hackmann, A. Wells, J. Ludgate, en M. Gelder. Brief Cognitive Therapy for Panic Disorder: A Randomized Controlled Trial. 1999.

MLA (9e ed.) Bronvermelding

Clark, D., et al. Brief Cognitive Therapy for Panic Disorder: A Randomized Controlled Trial. 1999.