1. Albert, M. S., Jones, K., Savage, K. R., Berkman, L., Seeman, T., Blazer, D., et al. (1995). Predictors of cognitive change in older persons: MacArthur studies of successful aging. Psychology and Aging, 10, 578–589.
2. Aldwin, C. M. (2007). Stress, coping, and development: An integrative approach. New York, NY: Guilford.
3. Aldwin, C. M., Sutton, K. J., Chiara, G., & Spiro, A. (1996). Age differences in stress, coping, and appraisal: Findings from the Normative Aging Study. The Journals of Gerontology, 51B, 179–188.
4. Alzheimer’s Association. (2011). Alzheimer’s facts and figures. Retrieved from http://www.alz.org/alzheimers_disease_facts_and_figures.asp
5. American Psychiatric Association. (2000). Diagnostic and statistical manual of mental disorders (Rev. ed.) (4th ed.). Washington, DC: Author.