Chopra, D. (2026). The power of real optimism: A practical, science-based guide to staying resilient, curious, and open even when life is hard (First Simon Element hardcover edition.). Simon Element.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chopra, Deepika. The Power of Real Optimism: A Practical, Science-based Guide to Staying Resilient, Curious, and Open Even When Life Is Hard. First Simon Element hardcover edition. New York: Simon Element, 2026.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chopra, Deepika. The Power of Real Optimism: A Practical, Science-based Guide to Staying Resilient, Curious, and Open Even When Life Is Hard. First Simon Element hardcover edition. Simon Element, 2026.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.