1. Davis, M., Eshelman, E. R., McKay, M. (1988). The relaxation and stress reduction workbook. Oakland, CA: New Harbinger Publications. A self-help book that summarizes the available techniques in this area.
2. McKay, M., Davis, M., Fanning, P. (1981). Thoughts and feelings. Richmond, CA: New Harbinger Publications. A workbook for the layman that reviews many cognitive strategies useful in the treatment of insomnia.
3. Meichenbaum, D. (1977). Cognitive—behavior modification, an integrative approach. New York: Plenum Press. A classic in the field of cognitive therapy by one of the most influential of clinical psychologists currently living in the United States.