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