1. Bannister, D. and Mair, J.M.M. (1968). The evaluation of personal constructs. London: Academic Press.
2. Button, E. (1987). Construing people or weight? An eating disorders group. In R.A. Neimeyer and C.J. Neimeyer (Hrsg.), Personal construct therapy casebook (S. 230–244 ). New York: Springer.
3. Caine, T.M., Wijensinghe, O.B.A. and Winter, D.A. (1981). Personal styles in neurosis. Implications for small group psychotherapy and behavioural therapy. London: Routledge and Kegan Paul.
4. Campbell, D.T. and Fiske, D.W. (1959). Convergent and discriminant validation by the multitrait-multimethod matrix. Psychological bulletin, 56, 81–105.
5. Caplan, H.L., Rohde, P.D., Shapiro, D.A. and Watson, J.P. (1975). Some correlates of repertory grid measures used to study a psychotherapeutic group. British Journal of Medical Psychology, 48, 217–220.