References
- Abramson , L. Y. , Seligman , M. E. P. and Teasdale , J. D. 1978 . Learned helplessness in humans. . Journal of Abnormal Psychology , 87 : 49 – 74 .
- Lee , D. Y. , Hallberg , E. T. and Haase , R. E. 1979 . Endorsement of Ellis's irrational beliefs as a function of age. . Journal of Clinical Psychology , 35 : 754 – 756 .
- Peterson , C. and Seligman , M. E. P. 1984 . Causal explanations as a risk factor for depression. . Psychological Review , 91 : 347 – 374 .
- Rotter , J. B. 1966 . Generalized expectancies for internal versus external control of reinforcement. . Psychological Monographs , 81 ( 1 ) Serial No. 609
- Thalbourne , M. A. , Delin , P. S. and Bassett , D. L. 1994 . An attempt to construct short scales measuring manic‐depressive‐like experience and behaviour. . British Journal of Clinical Psychology , 33 : 205 – 207 .