National Nutrition Education Conference & United States. Department of Agriculture, Nutrition Programs Service. (1973). Proceedings of National Nutrition Education Conference November 2-4, 1971. Government Printing Office.
Citazione stile Chigago Style (17a edizione)National Nutrition Education Conference e Nutrition Programs Service United States. Department of Agriculture. Proceedings of National Nutrition Education Conference November 2-4, 1971. Washington, D.C: Government Printing Office, 1973.
Citatione MLA (9a ed.)National Nutrition Education Conference e Nutrition Programs Service United States. Department of Agriculture. Proceedings of National Nutrition Education Conference November 2-4, 1971. Government Printing Office, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.