Sandler, M., & Holtzman, R. (2025). Playful by design: Your stress-free guide to raising confident, creative kids through independent play. Harper Celebrate, an imprint of HarperCollins Focus LLC.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sandler, Myriam, و Rachel Holtzman. Playful by Design: Your Stress-free Guide to Raising Confident, Creative Kids Through Independent Play. [Nashville]: Harper Celebrate, an imprint of HarperCollins Focus LLC, 2025.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sandler, Myriam, و Rachel Holtzman. Playful by Design: Your Stress-free Guide to Raising Confident, Creative Kids Through Independent Play. Harper Celebrate, an imprint of HarperCollins Focus LLC, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.