1. Alexander, F. G., and Selesnick, S. T. 1966. The History of Psychiatry: An Evaluation of Psychiatric Thought and Practice from Prehistoric Times to the Present. New York: Harper & Row.
2. American Psychiatric Association. 1968. Diagnostic and Statistical Manual of Mental Disorders. Second edition. Washington, D. C.: American Psychiatric Association.
3. Atkinson, R. P. 1957. Postoperative psychosis. Surg. Clins. N. Amer., June, 835.
4. Blacher, R. S. 1972. The hidden psychosis of open-heart surgery. J. Amer. Med. Assn., 222: 305.
5. Blachy, P. H., and Starr, A. 1964. Post-cardiotomy delirium. Amer. J. Psychiat., 121: 371.