DK Publishing, Inc, & Thompson, R. (2021). Where on Earth?: Our world as you've never seen it before (Fully revised & updated new edition, Second edition, American edition.). DK Publishing.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)DK Publishing, Inc, و Rachel Thompson. Where on Earth?: Our World as You've Never Seen It Before. Fully revised & updated new edition, Second edition, American edition. New York, NY: DK Publishing, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)DK Publishing, Inc, و Rachel Thompson. Where on Earth?: Our World as You've Never Seen It Before. Fully revised & updated new edition, Second edition, American edition. DK Publishing, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.