Smithsonian Institution. (2022). The new children's encyclopedia: Packed with thousands of facts, stats, and illustrations (American edition, fourth edition.). DK/Penguin Random House.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Smithsonian Institution. The New Children's Encyclopedia: Packed with Thousands of Facts, Stats, and Illustrations. American edition, fourth edition. New York, NY: DK/Penguin Random House, 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Smithsonian Institution. The New Children's Encyclopedia: Packed with Thousands of Facts, Stats, and Illustrations. American edition, fourth edition. DK/Penguin Random House, 2022.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.