Rayner, Mike; Scarborough, Peter; Williams, Carol (2004). "The origin of Guideline Daily Amounts and the Food Standards Agency's guidance on what counts as 'a lot' and 'a little'". Public Health Nutrition7 (4): 549–556. doi:10.1079/PHN2003552. பன்னாட்டுத் தர தொடர் எண்:1368-9800. பப்மெட்:15153261.
Rayner, Mike; Scarborough, Peter; Williams, Carol (2004). "The origin of Guideline Daily Amounts and the Food Standards Agency's guidance on what counts as 'a lot' and 'a little'". Public Health Nutrition7 (4): 549–556. doi:10.1079/PHN2003552. பன்னாட்டுத் தர தொடர் எண்:1368-9800. பப்மெட்:15153261.
Rayner, Mike; Scarborough, Peter; Williams, Carol (2004). "The origin of Guideline Daily Amounts and the Food Standards Agency's guidance on what counts as 'a lot' and 'a little'". Public Health Nutrition7 (4): 549–556. doi:10.1079/PHN2003552. பன்னாட்டுத் தர தொடர் எண்:1368-9800. பப்மெட்:15153261.