1. L.S. Penrosel: A clinical and genetic study of 1280 cases of mental defect. Special Report Series of Med. Res. Council, 1938, No.229, HMSO, London.
2. C. Ounstead, J. Lindsay & R. Norman: Biological Factors in Temporal Lobe Epilepsy. Cinics in Developmental Medicine. No.22 Spastics International.
3. R.K. Eyman, L. Copas, B.C. et al. Moore,: Retardates with seizures. Am. J. Ment. Def., 1969, 74, 651–9.
4. J.A. Corbett, R. Harris & R.G. Robinson: Epilepsy. In, Mental Retardation and Developmental Disabilities, Vol.III ed. Wortis, J., Brunner Mazel, New York, 1975.
5. SSHD & SED: A Better Life. Report on services for the Mentally Handicapped in Scotland. HMSO, London. 1979.