(1990). Nutrition during pregnancy: Part 1, weight gain part II, nutrient supplements. National Academy Press.
Chicago-viite (17. p.)Nutrition During Pregnancy: Part 1, Weight Gain Part II, Nutrient Supplements. National Academy Press, 1990.
MLA-viite (9. p.)Nutrition During Pregnancy: Part 1, Weight Gain Part II, Nutrient Supplements. National Academy Press, 1990.
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