David A. Clark

A crossover study of focused cognitive therapy for panic disorder.

A. Beck, L. Sokol, D. Clark, 1992, The American journal of psychiatry.

Cognitive mediation in general psychiatric outpatients: a test of the content-specificity hypothesis.

A. Beck, G. Brown, D. Clark, 1989, Journal of personality and social psychology.

Psychometric characteristics of revised Sociotropy and Autonomy Scales in college students.

R A Steer, A. Beck, R. Steer, 1995, Behaviour research and therapy.