1. American College of Sports Medicine (2000). ACSM's guidelines for exercise testing and prescription (6th edn.). Philadelphia, PA: Lippincott Williams & Wilkins.
2. American Diabetes Association (2001). Position statement: Screening for diabetes. Diabetes Care, 24, S21–S24.
3. American Dietetic Association. Food guide pyramid. Retrieved July 15, 2003, from http://www.eatright.org/Public/NutritionInformation/92_fgp.cfm .
4. Anderson, D. R., & Staufacker, M. J. (1996). The impact of work-site-based health risk appraisal on health-related outcomes: A review of the literature. American Journal of Health Promotion, 10, 499–508.
5. Anderson, R. C., & Anderson, K. E. (1991). Worksite health promotion: The benefits of providing personal health status feedback and education programs to employees. American Association of Occupational Health Nurses Journal, 39, 57–61.