The American Dietetic Association's Complete Food and Nutrition Guide. Roberta Larson Duyff. Chronimed Publishing, Minneapolis, MN, 1996
The American Dietetic Association. Skim the Fat: A Practical and Up to Date Food Guide. Chronimed Publishing, Minneapolis, MN, 1995.
The American Heart Association. Website. The Details: Fat and Fatty Acids.
Duyff, R., MS, RD, CFCS. (1996). The American Dietetic Association's Complete Food & Nutrition Guide. Minnesota: Chronimed Publishing.
Mahan, K, MS, RD, CDE & Escott-Stump, S., MA, RD, LDN. (2000). Krause's Food, Nutrition, & Diet Therapy (10th ed.). Pennsylvania: W.B. Saunders Company.