Institute of Medicine (U.S.). Subcommittee on Nutritional Status and Weight Gain during Pregnancy & Institute of Medicine (U.S.). Subcommittee on Dietary Intake and Nutrient Supplements during Pregnancy. (1990). Nutrition during pregnancy: Part I, weight gain : part II, nutrient supplements. National Academy Press.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Institute of Medicine (U.S.). Subcommittee on Nutritional Status and Weight Gain during Pregnancy và Institute of Medicine (U.S.). Subcommittee on Dietary Intake and Nutrient Supplements during Pregnancy. Nutrition During Pregnancy: Part I, Weight Gain : Part II, Nutrient Supplements. Washington, D.C.: National Academy Press, 1990.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Institute of Medicine (U.S.). Subcommittee on Nutritional Status and Weight Gain during Pregnancy và Institute of Medicine (U.S.). Subcommittee on Dietary Intake and Nutrient Supplements during Pregnancy. Nutrition During Pregnancy: Part I, Weight Gain : Part II, Nutrient Supplements. National Academy Press, 1990.