1. Cammer, L.: Conditioning and psychiatric theory.Am. J. Orthopsychiat.,31: 810, 1961.
2. Cammer, L.:Outline of Psychiatry. New York, McGraw-Hill Book Co., Blakiston Division, 1962.
3. Crutchfield, R. S.: The crowd, right or wrong.Modern Medicine, 48–52. March 19, 1962.
4. Dykman, R. A., and Gantt, W. H.: Experimental psychogenic hypertension; blood pressure changes conditioned to painful stimuli (schizokinesis).Bull. Johns Hopkins Hosp.,107:72–89, 1960.
5. Eysenck, H. J.: Learning theory and behavior therapy.J. Ment. Sci.,105:61–75, 1959.