References
- Joint FAO/WHO Expert Committee on Food Additives . 1992 . “ Propionic acid ” . In Compendium of Food Additive Specifications , Volume 2 , 1209 – 1210 . Rome : FAO .
- Ministry of Health and Welfare . 1994 . “ Propionic acid ” . In The Japanese Standards for Food Additives , 6th edition , 500 – 501 . Tokyo : Ministry of Health and Welfare .
- National Research Council . 1981 . “ Propionic acid ” . In Food Chemicals Codex , 3rd edition , 254 – 255 . Washington, DC : National Academy Press .