Beck, A. T., Ward, C. H., Mendelson, M., Mock, J. & Erbaugh, J. (1961) An inventory for measuring depression. Archives of General Psychiatry, 4, 561–571. Beck, A. T., Epstein, N., Brown, G. & Steer, R. A. (1988) An inventory for measuring clinical anxiety. Journal of Consulting and Clinical Psychology, 56, 893–897. Becker, H. E. & […]