TY - BOOK AU - Porter, Donna Viola. AU - Earl, Robert O. CN - TX551 CN - TX551 CY - Washington, D.C. : DA - 1990. ID - 131963 KW - Food KW - Nutrition. KW - Food Labeling KW - Food Labeling PB - National Academy Press, PP - Washington, D.C. : PY - 1990. SN - 0309043263 : T1 - Nutrition labeling :issues and directions for the 1990s / TI - Nutrition labeling :issues and directions for the 1990s / ER -