Somer, E., MA, RD. & Health Media of America.
(1995). The Essential Guide To Vitamins and Minerals (2nd ed.).
New York: HarperCollins Publishers, Inc.
Duyff, R., MS, RD, CFCS. (1996). The American Dietetic
Association's Complete Food & Nutrition Guide. Minnesota:
Chronimed Publishing.
Escott-Stump, S., MA, RD. (1997). Nutrition and
Diagnosis-Related Care. Fourth Ed. William and Wilkins.
Anderson, J., MS, Deskins, B., PhD, RD. (1995). The
Nutrition Bible. William Morrow and Co., Inc.
Farley, D. (1996). More People Trying Vegetarian Diets.
FDA Consumer. US Food and Drug Administration.
Madigan, S.M., et al. (1998). Riboflavin and vitamin
B-6 intakes and status and biochemical response to riboflavin
supplementation in free-living elderly people. American Journal
of Clinical Nutrition, Vol 68, 389-395.
Callinice, D., et al. (1999). Riboflavin and riboflavin-
derived cofactors in adolescent girls with anorexia nervosa.
American Journal of Clinical Nutrition, Vol 69, 4: 672-678.