1. American Psychiatric Association (1987).Diagnostic and statistical manual of mental disorders (3rd ed. rev.). Washington DC: Author.
2. Beck, A. T. (1967).Depression: Clinical, experimental and theoretical aspects. New York: Harper Row.
3. Benson, D. F., & Stuss, D. T. (1991). Frontal lobe influences on delusions: A clinical perspective.Schizophrenia Bulletin, 16, 403–411.
4. Bentall, R. P. (1994). Cognitive biases and abnormal beliefs: Towards a model of persecutory delusions. In A. David & J. Cutting. (Eds.),The neuropsychology of schizophrenia (pp. 337–360). London: Erlbaum.
5. Bentall, R. P., Jackson, H. F., & Pilgrim, D. (1988). Abandoning the concept of schizophrenia: Some implications of validity arguments for psychological research into psychotic phenomena.British Journal of Clinical Psychology, 27, 303–324.