Oster, E. (2024). Expecting better: Why the conventional pregnancy wisdom is wrong--and what you really need to know (Fully revised and updated for 2025.). Penguin Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Oster, Emily. Expecting Better: Why the Conventional Pregnancy Wisdom Is Wrong--and What You Really Need to Know. Fully revised and updated for 2025. New York: Penguin Press, 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Oster, Emily. Expecting Better: Why the Conventional Pregnancy Wisdom Is Wrong--and What You Really Need to Know. Fully revised and updated for 2025. Penguin Press, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.