1. Baasher, T. (1975) The Arab Countries. In Howells. T.G.(ed.) World History of Psychiatry. N.Y., London : Churchill Livingstone.
2. Ebbell, B.S.A.S., (1926), 62 p.14–16–71.
3. El-Islam, M.F. (1977) Intergenerational conflict: Psychopathology and mental health. Paper read at the VIth World Congress of psychiatry, Honolulu.
4. Ghaliongy,P. (1963) Magic and Medical Science in Ancient Egypt. Hodder and Stoughton.
5. Krapf, E.D. (1953) On ageing. Proceedings of the Royal Medical Society 46:957.