1. Diet and Health,1989
2. Food, Drug Administration US Dept of Health and Human Services. Federal Register. January 6 1993; 58:2,079-2,205; amended April 1, 1993; 58:17085-171; April 2, 1993; 58:17328-46; August 18; 1993; 58:44020-44090.
3. Final food labeling regulations;J Am Diet Assoc.,1993
4. Food labeling;J Am Diet Assoc.,1993